Home / 13,472,462.20-20,208,693.30-6,652,302.70

Finding the Fourth Proportional to 13,472,462.20, 20,208,693.30 and 6,652,302.70

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Solution

The fourth proportional to 13,472,462.20, 20,208,693.30 and 6,652,302.70 is: 9,978,454.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,472,462.20 : 20,208,693.30 = 6,652,302.70 : x
  2. Step 2: Convert to fraction form
    13,472,462.20/20,208,693.30 = 6,652,302.70/x
  3. Step 3: Cross multiply
    13,472,462.20x = 20,208,693.30 × 6,652,302.70
  4. Step 4: Simplify right side
    13,472,462.20x = 134,434,345,003,061.92
  5. Step 5: Solve for x
    x = 134,434,345,003,061.92/13,472,462.20
  6. Step 6: Final answer
    x = 9,978,454.05

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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.