Home / 25,027,720-34,538,253.60-13,581,448

Finding the Fourth Proportional to 25,027,720, 34,538,253.60 and 13,581,448

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Solution

The fourth proportional to 25,027,720, 34,538,253.60 and 13,581,448 is: 18,742,398.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,027,720 : 34,538,253.60 = 13,581,448 : x
  2. Step 2: Convert to fraction form
    25,027,720/34,538,253.60 = 13,581,448/x
  3. Step 3: Cross multiply
    25,027,720x = 34,538,253.60 × 13,581,448
  4. Step 4: Simplify right side
    25,027,720x = 469,079,495,279,212.81
  5. Step 5: Solve for x
    x = 469,079,495,279,212.81/25,027,720
  6. Step 6: Final answer
    x = 18,742,398.24

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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.