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Finding the Third Proportional to 9,988,424 and 14,955,276

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Solution

The third proportional to 9,988,424 and 14,955,276 is: 22,391,948.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,988,424 : 14,955,276 = 14,955,276 : x
  2. Step 2: Convert to fraction form
    9,988,424/14,955,276 = 14,955,276/x
  3. Step 3: Cross multiply
    9,988,424x = 14,955,276 × 14,955,276
  4. Step 4: Simplify right side
    9,988,424x = 223,660,280,236,176
  5. Step 5: Solve for x
    x = 223,660,280,236,176/9,988,424
  6. Step 6: Final answer
    x = 22,391,948.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.