Home / 29,001,732.48-40,023,417.92-15,950,001.60

Finding the Fourth Proportional to 29,001,732.48, 40,023,417.92 and 15,950,001.60

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Solution

The fourth proportional to 29,001,732.48, 40,023,417.92 and 15,950,001.60 is: 22,011,567.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,001,732.48 : 40,023,417.92 = 15,950,001.60 : x
  2. Step 2: Convert to fraction form
    29,001,732.48/40,023,417.92 = 15,950,001.60/x
  3. Step 3: Cross multiply
    29,001,732.48x = 40,023,417.92 × 15,950,001.60
  4. Step 4: Simplify right side
    29,001,732.48x = 638,373,579,861,468.62
  5. Step 5: Solve for x
    x = 638,373,579,861,468.62/29,001,732.48
  6. Step 6: Final answer
    x = 22,011,567.08

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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.