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Finding the Third Proportional to 10,143,312.75 and 15,708,684

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Solution

The third proportional to 10,143,312.75 and 15,708,684 is: 24,327,629.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,143,312.75 : 15,708,684 = 15,708,684 : x
  2. Step 2: Convert to fraction form
    10,143,312.75/15,708,684 = 15,708,684/x
  3. Step 3: Cross multiply
    10,143,312.75x = 15,708,684 × 15,708,684
  4. Step 4: Simplify right side
    10,143,312.75x = 246,762,753,011,856
  5. Step 5: Solve for x
    x = 246,762,753,011,856/10,143,312.75
  6. Step 6: Final answer
    x = 24,327,629.35

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.