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Finding the Third Proportional to 13,349,211.19 and 20,059,359.19

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Solution

The third proportional to 13,349,211.19 and 20,059,359.19 is: 30,142,447.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,349,211.19 : 20,059,359.19 = 20,059,359.19 : x
  2. Step 2: Convert to fraction form
    13,349,211.19/20,059,359.19 = 20,059,359.19/x
  3. Step 3: Cross multiply
    13,349,211.19x = 20,059,359.19 × 20,059,359.19
  4. Step 4: Simplify right side
    13,349,211.19x = 402,377,891,013,140.69
  5. Step 5: Solve for x
    x = 402,377,891,013,140.69/13,349,211.19
  6. Step 6: Final answer
    x = 30,142,447.02

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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.