Home / 39,840,123.64-59,687,354.51-28,883,176.92

Finding the Fourth Proportional to 39,840,123.64, 59,687,354.51 and 28,883,176.92

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Solution

The fourth proportional to 39,840,123.64, 59,687,354.51 and 28,883,176.92 is: 43,271,964.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,840,123.64 : 59,687,354.51 = 28,883,176.92 : x
  2. Step 2: Convert to fraction form
    39,840,123.64/59,687,354.51 = 28,883,176.92/x
  3. Step 3: Cross multiply
    39,840,123.64x = 59,687,354.51 × 28,883,176.92
  4. Step 4: Simplify right side
    39,840,123.64x = 1,723,960,420,412,017.25
  5. Step 5: Solve for x
    x = 1,723,960,420,412,017.25/39,840,123.64
  6. Step 6: Final answer
    x = 43,271,964.62

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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.