Home / 40,752,351.12-61,128,953.15-11,999,031.06

Finding the Fourth Proportional to 40,752,351.12, 61,128,953.15 and 11,999,031.06

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Solution

The fourth proportional to 40,752,351.12, 61,128,953.15 and 11,999,031.06 is: 17,998,672.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,752,351.12 : 61,128,953.15 = 11,999,031.06 : x
  2. Step 2: Convert to fraction form
    40,752,351.12/61,128,953.15 = 11,999,031.06/x
  3. Step 3: Cross multiply
    40,752,351.12x = 61,128,953.15 × 11,999,031.06
  4. Step 4: Simplify right side
    40,752,351.12x = 733,488,207,512,134.88
  5. Step 5: Solve for x
    x = 733,488,207,512,134.88/40,752,351.12
  6. Step 6: Final answer
    x = 17,998,672.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.