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Finding the Third Proportional to 10,513,616 and 15,357,040

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Solution

The third proportional to 10,513,616 and 15,357,040 is: 22,431,737.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,513,616 : 15,357,040 = 15,357,040 : x
  2. Step 2: Convert to fraction form
    10,513,616/15,357,040 = 15,357,040/x
  3. Step 3: Cross multiply
    10,513,616x = 15,357,040 × 15,357,040
  4. Step 4: Simplify right side
    10,513,616x = 235,838,677,561,600
  5. Step 5: Solve for x
    x = 235,838,677,561,600/10,513,616
  6. Step 6: Final answer
    x = 22,431,737.81

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.