Home / 10,807,437.03-16,213,120.20-5,127,608.49

Finding the Fourth Proportional to 10,807,437.03, 16,213,120.20 and 5,127,608.49

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Solution

The fourth proportional to 10,807,437.03, 16,213,120.20 and 5,127,608.49 is: 7,692,344.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,807,437.03 : 16,213,120.20 = 5,127,608.49 : x
  2. Step 2: Convert to fraction form
    10,807,437.03/16,213,120.20 = 5,127,608.49/x
  3. Step 3: Cross multiply
    10,807,437.03x = 16,213,120.20 × 5,127,608.49
  4. Step 4: Simplify right side
    10,807,437.03x = 83,134,532,786,910.50
  5. Step 5: Solve for x
    x = 83,134,532,786,910.50/10,807,437.03
  6. Step 6: Final answer
    x = 7,692,344.87

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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.