Home / 29,198,753.64-40,280,886.90-18,888,801.48

Finding the Fourth Proportional to 29,198,753.64, 40,280,886.90 and 18,888,801.48

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Solution

The fourth proportional to 29,198,753.64, 40,280,886.90 and 18,888,801.48 is: 26,057,881.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,198,753.64 : 40,280,886.90 = 18,888,801.48 : x
  2. Step 2: Convert to fraction form
    29,198,753.64/40,280,886.90 = 18,888,801.48/x
  3. Step 3: Cross multiply
    29,198,753.64x = 40,280,886.90 × 18,888,801.48
  4. Step 4: Simplify right side
    29,198,753.64x = 760,857,676,092,432.62
  5. Step 5: Solve for x
    x = 760,857,676,092,432.62/29,198,753.64
  6. Step 6: Final answer
    x = 26,057,881.97

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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.