Home / 10,916,865.60-16,375,298.40-5,234,164.80

Finding the Fourth Proportional to 10,916,865.60, 16,375,298.40 and 5,234,164.80

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Solution

The fourth proportional to 10,916,865.60, 16,375,298.40 and 5,234,164.80 is: 7,851,247.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,916,865.60 : 16,375,298.40 = 5,234,164.80 : x
  2. Step 2: Convert to fraction form
    10,916,865.60/16,375,298.40 = 5,234,164.80/x
  3. Step 3: Cross multiply
    10,916,865.60x = 16,375,298.40 × 5,234,164.80
  4. Step 4: Simplify right side
    10,916,865.60x = 85,711,010,474,776.31
  5. Step 5: Solve for x
    x = 85,711,010,474,776.31/10,916,865.60
  6. Step 6: Final answer
    x = 7,851,247.20

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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.