Home / 31,767,079.20-47,650,618.80-29,853,891.60

Finding the Fourth Proportional to 31,767,079.20, 47,650,618.80 and 29,853,891.60

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Solution

The fourth proportional to 31,767,079.20, 47,650,618.80 and 29,853,891.60 is: 44,780,837.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,767,079.20 : 47,650,618.80 = 29,853,891.60 : x
  2. Step 2: Convert to fraction form
    31,767,079.20/47,650,618.80 = 29,853,891.60/x
  3. Step 3: Cross multiply
    31,767,079.20x = 47,650,618.80 × 29,853,891.60
  4. Step 4: Simplify right side
    31,767,079.20x = 1,422,556,408,328,122
  5. Step 5: Solve for x
    x = 1,422,556,408,328,122/31,767,079.20
  6. Step 6: Final answer
    x = 44,780,837.40

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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.