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Finding the Third Proportional to 10,827,432 and 15,233,973.75

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Solution

The third proportional to 10,827,432 and 15,233,973.75 is: 21,433,887.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,827,432 : 15,233,973.75 = 15,233,973.75 : x
  2. Step 2: Convert to fraction form
    10,827,432/15,233,973.75 = 15,233,973.75/x
  3. Step 3: Cross multiply
    10,827,432x = 15,233,973.75 × 15,233,973.75
  4. Step 4: Simplify right side
    10,827,432x = 232,073,956,215,689.06
  5. Step 5: Solve for x
    x = 232,073,956,215,689.06/10,827,432
  6. Step 6: Final answer
    x = 21,433,887.21

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.