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Finding the Third Proportional to 10,061,989 and 15,690,854

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Solution

The third proportional to 10,061,989 and 15,690,854 is: 24,468,611.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,061,989 : 15,690,854 = 15,690,854 : x
  2. Step 2: Convert to fraction form
    10,061,989/15,690,854 = 15,690,854/x
  3. Step 3: Cross multiply
    10,061,989x = 15,690,854 × 15,690,854
  4. Step 4: Simplify right side
    10,061,989x = 246,202,899,249,316
  5. Step 5: Solve for x
    x = 246,202,899,249,316/10,061,989
  6. Step 6: Final answer
    x = 24,468,611.45

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.