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Finding the Third Proportional to 7,542,468 and 11,676,528

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Solution

The third proportional to 7,542,468 and 11,676,528 is: 18,076,484.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,542,468 : 11,676,528 = 11,676,528 : x
  2. Step 2: Convert to fraction form
    7,542,468/11,676,528 = 11,676,528/x
  3. Step 3: Cross multiply
    7,542,468x = 11,676,528 × 11,676,528
  4. Step 4: Simplify right side
    7,542,468x = 136,341,306,134,784
  5. Step 5: Solve for x
    x = 136,341,306,134,784/7,542,468
  6. Step 6: Final answer
    x = 18,076,484.53

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.