Home / 52,280,987.52-72,149,753.43-29,077,792.32

Finding the Fourth Proportional to 52,280,987.52, 72,149,753.43 and 29,077,792.32

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Solution

The fourth proportional to 52,280,987.52, 72,149,753.43 and 29,077,792.32 is: 40,128,460.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,280,987.52 : 72,149,753.43 = 29,077,792.32 : x
  2. Step 2: Convert to fraction form
    52,280,987.52/72,149,753.43 = 29,077,792.32/x
  3. Step 3: Cross multiply
    52,280,987.52x = 72,149,753.43 × 29,077,792.32
  4. Step 4: Simplify right side
    52,280,987.52x = 2,097,955,546,176,748
  5. Step 5: Solve for x
    x = 2,097,955,546,176,748/52,280,987.52
  6. Step 6: Final answer
    x = 40,128,460.57

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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.