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Finding the Third Proportional to 7,345,432 and 15,991,584

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Solution

The third proportional to 7,345,432 and 15,991,584 is: 34,814,937.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,345,432 : 15,991,584 = 15,991,584 : x
  2. Step 2: Convert to fraction form
    7,345,432/15,991,584 = 15,991,584/x
  3. Step 3: Cross multiply
    7,345,432x = 15,991,584 × 15,991,584
  4. Step 4: Simplify right side
    7,345,432x = 255,730,758,829,056
  5. Step 5: Solve for x
    x = 255,730,758,829,056/7,345,432
  6. Step 6: Final answer
    x = 34,814,937.89

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.