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Finding the Third Proportional to 7,391,048 and 15,803,520

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Solution

The third proportional to 7,391,048 and 15,803,520 is: 33,791,046.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,391,048 : 15,803,520 = 15,803,520 : x
  2. Step 2: Convert to fraction form
    7,391,048/15,803,520 = 15,803,520/x
  3. Step 3: Cross multiply
    7,391,048x = 15,803,520 × 15,803,520
  4. Step 4: Simplify right side
    7,391,048x = 249,751,244,390,400
  5. Step 5: Solve for x
    x = 249,751,244,390,400/7,391,048
  6. Step 6: Final answer
    x = 33,791,046.19

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.