Home / 48,193,792.96-72,110,001.12-28,691,685.76

Finding the Fourth Proportional to 48,193,792.96, 72,110,001.12 and 28,691,685.76

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Solution

The fourth proportional to 48,193,792.96, 72,110,001.12 and 28,691,685.76 is: 42,929,957.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,193,792.96 : 72,110,001.12 = 28,691,685.76 : x
  2. Step 2: Convert to fraction form
    48,193,792.96/72,110,001.12 = 28,691,685.76/x
  3. Step 3: Cross multiply
    48,193,792.96x = 72,110,001.12 × 28,691,685.76
  4. Step 4: Simplify right side
    48,193,792.96x = 2,068,957,492,288,288.25
  5. Step 5: Solve for x
    x = 2,068,957,492,288,288.25/48,193,792.96
  6. Step 6: Final answer
    x = 42,929,957.68

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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.