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Finding the Third Proportional to 5,790,387 and 8,516,991

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Solution

The third proportional to 5,790,387 and 8,516,991 is: 12,527,510.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,790,387 : 8,516,991 = 8,516,991 : x
  2. Step 2: Convert to fraction form
    5,790,387/8,516,991 = 8,516,991/x
  3. Step 3: Cross multiply
    5,790,387x = 8,516,991 × 8,516,991
  4. Step 4: Simplify right side
    5,790,387x = 72,539,135,694,081
  5. Step 5: Solve for x
    x = 72,539,135,694,081/5,790,387
  6. Step 6: Final answer
    x = 12,527,510.80

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.