Home / 48,376,592.85-72,538,120.38-19,200,875.61

Finding the Fourth Proportional to 48,376,592.85, 72,538,120.38 and 19,200,875.61

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Solution

The fourth proportional to 48,376,592.85, 72,538,120.38 and 19,200,875.61 is: 28,790,688.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,376,592.85 : 72,538,120.38 = 19,200,875.61 : x
  2. Step 2: Convert to fraction form
    48,376,592.85/72,538,120.38 = 19,200,875.61/x
  3. Step 3: Cross multiply
    48,376,592.85x = 72,538,120.38 × 19,200,875.61
  4. Step 4: Simplify right side
    48,376,592.85x = 1,392,795,426,399,585.75
  5. Step 5: Solve for x
    x = 1,392,795,426,399,585.75/48,376,592.85
  6. Step 6: Final answer
    x = 28,790,688.73

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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.