Home / 44,085,689.87-66,128,746.02-13,380,535.86

Finding the Fourth Proportional to 44,085,689.87, 66,128,746.02 and 13,380,535.86

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Solution

The fourth proportional to 44,085,689.87, 66,128,746.02 and 13,380,535.86 is: 20,070,867.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,085,689.87 : 66,128,746.02 = 13,380,535.86 : x
  2. Step 2: Convert to fraction form
    44,085,689.87/66,128,746.02 = 13,380,535.86/x
  3. Step 3: Cross multiply
    44,085,689.87x = 66,128,746.02 × 13,380,535.86
  4. Step 4: Simplify right side
    44,085,689.87x = 884,838,057,497,442.25
  5. Step 5: Solve for x
    x = 884,838,057,497,442.25/44,085,689.87
  6. Step 6: Final answer
    x = 20,070,867.90

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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.