Home / 13,452,404.64-18,564,713.28-7,341,227.52

Finding the Fourth Proportional to 13,452,404.64, 18,564,713.28 and 7,341,227.52

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Solution

The fourth proportional to 13,452,404.64, 18,564,713.28 and 7,341,227.52 is: 10,131,109.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,452,404.64 : 18,564,713.28 = 7,341,227.52 : x
  2. Step 2: Convert to fraction form
    13,452,404.64/18,564,713.28 = 7,341,227.52/x
  3. Step 3: Cross multiply
    13,452,404.64x = 18,564,713.28 × 7,341,227.52
  4. Step 4: Simplify right side
    13,452,404.64x = 136,287,784,032,045.47
  5. Step 5: Solve for x
    x = 136,287,784,032,045.47/13,452,404.64
  6. Step 6: Final answer
    x = 10,131,109.47

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1.5x scale

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.