Home / 38,231,023.74-52,758,720.39-20,827,511.97

Finding the Fourth Proportional to 38,231,023.74, 52,758,720.39 and 20,827,511.97

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Solution

The fourth proportional to 38,231,023.74, 52,758,720.39 and 20,827,511.97 is: 28,741,916.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,231,023.74 : 52,758,720.39 = 20,827,511.97 : x
  2. Step 2: Convert to fraction form
    38,231,023.74/52,758,720.39 = 20,827,511.97/x
  3. Step 3: Cross multiply
    38,231,023.74x = 52,758,720.39 × 20,827,511.97
  4. Step 4: Simplify right side
    38,231,023.74x = 1,098,832,880,444,608
  5. Step 5: Solve for x
    x = 1,098,832,880,444,608/38,231,023.74
  6. Step 6: Final answer
    x = 28,741,916.20

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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.