Home / 13,732,854.24-18,949,403.52-8,224,939.20

Finding the Fourth Proportional to 13,732,854.24, 18,949,403.52 and 8,224,939.20

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Solution

The fourth proportional to 13,732,854.24, 18,949,403.52 and 8,224,939.20 is: 11,349,256.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,732,854.24 : 18,949,403.52 = 8,224,939.20 : x
  2. Step 2: Convert to fraction form
    13,732,854.24/18,949,403.52 = 8,224,939.20/x
  3. Step 3: Cross multiply
    13,732,854.24x = 18,949,403.52 × 8,224,939.20
  4. Step 4: Simplify right side
    13,732,854.24x = 155,857,691,828,265.97
  5. Step 5: Solve for x
    x = 155,857,691,828,265.97/13,732,854.24
  6. Step 6: Final answer
    x = 11,349,256.98

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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.