Home / 82,819,930.56-124,225,375.84-25,312,182.24

Finding the Fourth Proportional to 82,819,930.56, 124,225,375.84 and 25,312,182.24

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Solution

The fourth proportional to 82,819,930.56, 124,225,375.84 and 25,312,182.24 is: 37,966,891.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,819,930.56 : 124,225,375.84 = 25,312,182.24 : x
  2. Step 2: Convert to fraction form
    82,819,930.56/124,225,375.84 = 25,312,182.24/x
  3. Step 3: Cross multiply
    82,819,930.56x = 124,225,375.84 × 25,312,182.24
  4. Step 4: Simplify right side
    82,819,930.56x = 3,144,415,352,094,573
  5. Step 5: Solve for x
    x = 3,144,415,352,094,573/82,819,930.56
  6. Step 6: Final answer
    x = 37,966,891.92

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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.