Home / 22,254,991.40-33,382,487.10-18,428,616.20

Finding the Fourth Proportional to 22,254,991.40, 33,382,487.10 and 18,428,616.20

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Solution

The fourth proportional to 22,254,991.40, 33,382,487.10 and 18,428,616.20 is: 27,642,924.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,254,991.40 : 33,382,487.10 = 18,428,616.20 : x
  2. Step 2: Convert to fraction form
    22,254,991.40/33,382,487.10 = 18,428,616.20/x
  3. Step 3: Cross multiply
    22,254,991.40x = 33,382,487.10 × 18,428,616.20
  4. Step 4: Simplify right side
    22,254,991.40x = 615,193,042,567,351
  5. Step 5: Solve for x
    x = 615,193,042,567,351/22,254,991.40
  6. Step 6: Final answer
    x = 27,642,924.30

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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.