Home / 12,325,739-16,999,035.17-7,429,937.20

Finding the Fourth Proportional to 12,325,739, 16,999,035.17 and 7,429,937.20

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Solution

The fourth proportional to 12,325,739, 16,999,035.17 and 7,429,937.20 is: 10,246,993.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,325,739 : 16,999,035.17 = 7,429,937.20 : x
  2. Step 2: Convert to fraction form
    12,325,739/16,999,035.17 = 7,429,937.20/x
  3. Step 3: Cross multiply
    12,325,739x = 16,999,035.17 × 7,429,937.20
  4. Step 4: Simplify right side
    12,325,739x = 126,301,763,773,691.34
  5. Step 5: Solve for x
    x = 126,301,763,773,691.34/12,325,739
  6. Step 6: Final answer
    x = 10,246,993.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.