Home / 83,245,528.44-124,876,682.64-28,650,939.03

Finding the Fourth Proportional to 83,245,528.44, 124,876,682.64 and 28,650,939.03

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Solution

The fourth proportional to 83,245,528.44, 124,876,682.64 and 28,650,939.03 is: 42,979,296.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,245,528.44 : 124,876,682.64 = 28,650,939.03 : x
  2. Step 2: Convert to fraction form
    83,245,528.44/124,876,682.64 = 28,650,939.03/x
  3. Step 3: Cross multiply
    83,245,528.44x = 124,876,682.64 × 28,650,939.03
  4. Step 4: Simplify right side
    83,245,528.44x = 3,577,834,220,587,299.50
  5. Step 5: Solve for x
    x = 3,577,834,220,587,299.50/83,245,528.44
  6. Step 6: Final answer
    x = 42,979,296.16

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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.