Home / 13,471,301.70-20,206,952.55-6,651,142.20

Finding the Fourth Proportional to 13,471,301.70, 20,206,952.55 and 6,651,142.20

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Solution

The fourth proportional to 13,471,301.70, 20,206,952.55 and 6,651,142.20 is: 9,976,713.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,471,301.70 : 20,206,952.55 = 6,651,142.20 : x
  2. Step 2: Convert to fraction form
    13,471,301.70/20,206,952.55 = 6,651,142.20/x
  3. Step 3: Cross multiply
    13,471,301.70x = 20,206,952.55 × 6,651,142.20
  4. Step 4: Simplify right side
    13,471,301.70x = 134,399,314,838,702.62
  5. Step 5: Solve for x
    x = 134,399,314,838,702.62/13,471,301.70
  6. Step 6: Final answer
    x = 9,976,713.30

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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.