Home / 52,816,545.60-79,223,872.56-21,685,442.88

Finding the Fourth Proportional to 52,816,545.60, 79,223,872.56 and 21,685,442.88

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Solution

The fourth proportional to 52,816,545.60, 79,223,872.56 and 21,685,442.88 is: 32,527,775.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,816,545.60 : 79,223,872.56 = 21,685,442.88 : x
  2. Step 2: Convert to fraction form
    52,816,545.60/79,223,872.56 = 21,685,442.88/x
  3. Step 3: Cross multiply
    52,816,545.60x = 79,223,872.56 × 21,685,442.88
  4. Step 4: Simplify right side
    52,816,545.60x = 1,718,004,763,132,279.25
  5. Step 5: Solve for x
    x = 1,718,004,763,132,279.25/52,816,545.60
  6. Step 6: Final answer
    x = 32,527,775.98

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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.