Home / 19,892,260.72-29,838,397.92-8,949,670.60

Finding the Fourth Proportional to 19,892,260.72, 29,838,397.92 and 8,949,670.60

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Solution

The fourth proportional to 19,892,260.72, 29,838,397.92 and 8,949,670.60 is: 13,424,508.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,892,260.72 : 29,838,397.92 = 8,949,670.60 : x
  2. Step 2: Convert to fraction form
    19,892,260.72/29,838,397.92 = 8,949,670.60/x
  3. Step 3: Cross multiply
    19,892,260.72x = 29,838,397.92 × 8,949,670.60
  4. Step 4: Simplify right side
    19,892,260.72x = 267,043,832,615,725.16
  5. Step 5: Solve for x
    x = 267,043,832,615,725.16/19,892,260.72
  6. Step 6: Final answer
    x = 13,424,508.98

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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.