Home / 27,178,194.96-37,507,460.88-15,577,690.80

Finding the Fourth Proportional to 27,178,194.96, 37,507,460.88 and 15,577,690.80

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Solution

The fourth proportional to 27,178,194.96, 37,507,460.88 and 15,577,690.80 is: 21,498,102.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,178,194.96 : 37,507,460.88 = 15,577,690.80 : x
  2. Step 2: Convert to fraction form
    27,178,194.96/37,507,460.88 = 15,577,690.80/x
  3. Step 3: Cross multiply
    27,178,194.96x = 37,507,460.88 × 15,577,690.80
  4. Step 4: Simplify right side
    27,178,194.96x = 584,279,628,281,736
  5. Step 5: Solve for x
    x = 584,279,628,281,736/27,178,194.96
  6. Step 6: Final answer
    x = 21,498,102.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.