Home / 48,687,225.12-67,188,371.28-28,061,999.92

Finding the Fourth Proportional to 48,687,225.12, 67,188,371.28 and 28,061,999.92

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Solution

The fourth proportional to 48,687,225.12, 67,188,371.28 and 28,061,999.92 is: 38,725,560.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,687,225.12 : 67,188,371.28 = 28,061,999.92 : x
  2. Step 2: Convert to fraction form
    48,687,225.12/67,188,371.28 = 28,061,999.92/x
  3. Step 3: Cross multiply
    48,687,225.12x = 67,188,371.28 × 28,061,999.92
  4. Step 4: Simplify right side
    48,687,225.12x = 1,885,440,069,484,290.50
  5. Step 5: Solve for x
    x = 1,885,440,069,484,290.50/48,687,225.12
  6. Step 6: Final answer
    x = 38,725,560.24

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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.