Home / 54,428,186.25-81,642,279.38-22,515,482.25

Finding the Fourth Proportional to 54,428,186.25, 81,642,279.38 and 22,515,482.25

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Solution

The fourth proportional to 54,428,186.25, 81,642,279.38 and 22,515,482.25 is: 33,773,223.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,428,186.25 : 81,642,279.38 = 22,515,482.25 : x
  2. Step 2: Convert to fraction form
    54,428,186.25/81,642,279.38 = 22,515,482.25/x
  3. Step 3: Cross multiply
    54,428,186.25x = 81,642,279.38 × 22,515,482.25
  4. Step 4: Simplify right side
    54,428,186.25x = 1,838,215,292,117,353.50
  5. Step 5: Solve for x
    x = 1,838,215,292,117,353.50/54,428,186.25
  6. Step 6: Final answer
    x = 33,773,223.38

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.