Home / 51,840,020.90-77,760,031.35-29,121,659.30

Finding the Fourth Proportional to 51,840,020.90, 77,760,031.35 and 29,121,659.30

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Solution

The fourth proportional to 51,840,020.90, 77,760,031.35 and 29,121,659.30 is: 43,682,488.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,840,020.90 : 77,760,031.35 = 29,121,659.30 : x
  2. Step 2: Convert to fraction form
    51,840,020.90/77,760,031.35 = 29,121,659.30/x
  3. Step 3: Cross multiply
    51,840,020.90x = 77,760,031.35 × 29,121,659.30
  4. Step 4: Simplify right side
    51,840,020.90x = 2,264,501,140,132,019
  5. Step 5: Solve for x
    x = 2,264,501,140,132,019/51,840,020.90
  6. Step 6: Final answer
    x = 43,682,488.95

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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.