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Finding the Third Proportional to 9,338,472 and 20,448,468

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Solution

The third proportional to 9,338,472 and 20,448,468 is: 44,776,045.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,338,472 : 20,448,468 = 20,448,468 : x
  2. Step 2: Convert to fraction form
    9,338,472/20,448,468 = 20,448,468/x
  3. Step 3: Cross multiply
    9,338,472x = 20,448,468 × 20,448,468
  4. Step 4: Simplify right side
    9,338,472x = 418,139,843,547,024
  5. Step 5: Solve for x
    x = 418,139,843,547,024/9,338,472
  6. Step 6: Final answer
    x = 44,776,045.11

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.