Home / 56,785,211.10-85,177,816.65-36,377,876.70

Finding the Fourth Proportional to 56,785,211.10, 85,177,816.65 and 36,377,876.70

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Solution

The fourth proportional to 56,785,211.10, 85,177,816.65 and 36,377,876.70 is: 54,566,815.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,785,211.10 : 85,177,816.65 = 36,377,876.70 : x
  2. Step 2: Convert to fraction form
    56,785,211.10/85,177,816.65 = 36,377,876.70/x
  3. Step 3: Cross multiply
    56,785,211.10x = 85,177,816.65 × 36,377,876.70
  4. Step 4: Simplify right side
    56,785,211.10x = 3,098,588,111,668,907.50
  5. Step 5: Solve for x
    x = 3,098,588,111,668,907.50/56,785,211.10
  6. Step 6: Final answer
    x = 54,566,815.05

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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.