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Finding the Third Proportional to 7,280,469 and 15,798,510

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Solution

The third proportional to 7,280,469 and 15,798,510 is: 34,282,532.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280,469 : 15,798,510 = 15,798,510 : x
  2. Step 2: Convert to fraction form
    7,280,469/15,798,510 = 15,798,510/x
  3. Step 3: Cross multiply
    7,280,469x = 15,798,510 × 15,798,510
  4. Step 4: Simplify right side
    7,280,469x = 249,592,918,220,100
  5. Step 5: Solve for x
    x = 249,592,918,220,100/7,280,469
  6. Step 6: Final answer
    x = 34,282,532.93

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.