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Finding the Third Proportional to 7,513,778 and 15,999,196

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Solution

The third proportional to 7,513,778 and 15,999,196 is: 34,067,319.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,513,778 : 15,999,196 = 15,999,196 : x
  2. Step 2: Convert to fraction form
    7,513,778/15,999,196 = 15,999,196/x
  3. Step 3: Cross multiply
    7,513,778x = 15,999,196 × 15,999,196
  4. Step 4: Simplify right side
    7,513,778x = 255,974,272,646,416
  5. Step 5: Solve for x
    x = 255,974,272,646,416/7,513,778
  6. Step 6: Final answer
    x = 34,067,319.08

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.