Home / 10,222,247.60-15,320,346.60-5,432,231.60

Finding the Fourth Proportional to 10,222,247.60, 15,320,346.60 and 5,432,231.60

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Solution

The fourth proportional to 10,222,247.60, 15,320,346.60 and 5,432,231.60 is: 8,141,425.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,222,247.60 : 15,320,346.60 = 5,432,231.60 : x
  2. Step 2: Convert to fraction form
    10,222,247.60/15,320,346.60 = 5,432,231.60/x
  3. Step 3: Cross multiply
    10,222,247.60x = 15,320,346.60 × 5,432,231.60
  4. Step 4: Simplify right side
    10,222,247.60x = 83,223,670,923,472.55
  5. Step 5: Solve for x
    x = 83,223,670,923,472.55/10,222,247.60
  6. Step 6: Final answer
    x = 8,141,425.86

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1.5x scale

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.