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Finding the Third Proportional to 7,338,466 and 15,564,856

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Solution

The third proportional to 7,338,466 and 15,564,856 is: 33,012,995.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338,466 : 15,564,856 = 15,564,856 : x
  2. Step 2: Convert to fraction form
    7,338,466/15,564,856 = 15,564,856/x
  3. Step 3: Cross multiply
    7,338,466x = 15,564,856 × 15,564,856
  4. Step 4: Simplify right side
    7,338,466x = 242,264,742,300,736
  5. Step 5: Solve for x
    x = 242,264,742,300,736/7,338,466
  6. Step 6: Final answer
    x = 33,012,995.13

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.