Home / 54,376,552.20-81,564,828.30-52,286,363.40

Finding the Fourth Proportional to 54,376,552.20, 81,564,828.30 and 52,286,363.40

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Solution

The fourth proportional to 54,376,552.20, 81,564,828.30 and 52,286,363.40 is: 78,429,545.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,376,552.20 : 81,564,828.30 = 52,286,363.40 : x
  2. Step 2: Convert to fraction form
    54,376,552.20/81,564,828.30 = 52,286,363.40/x
  3. Step 3: Cross multiply
    54,376,552.20x = 81,564,828.30 × 52,286,363.40
  4. Step 4: Simplify right side
    54,376,552.20x = 4,264,728,253,152,404
  5. Step 5: Solve for x
    x = 4,264,728,253,152,404/54,376,552.20
  6. Step 6: Final answer
    x = 78,429,545.10

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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.