Home / 61,343,246.20-92,203,826.10-57,942,023.80

Finding the Fourth Proportional to 61,343,246.20, 92,203,826.10 and 57,942,023.80

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Solution

The fourth proportional to 61,343,246.20, 92,203,826.10 and 57,942,023.80 is: 87,091,515.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,343,246.20 : 92,203,826.10 = 57,942,023.80 : x
  2. Step 2: Convert to fraction form
    61,343,246.20/92,203,826.10 = 57,942,023.80/x
  3. Step 3: Cross multiply
    61,343,246.20x = 92,203,826.10 × 57,942,023.80
  4. Step 4: Simplify right side
    61,343,246.20x = 5,342,476,286,337,261
  5. Step 5: Solve for x
    x = 5,342,476,286,337,261/61,343,246.20
  6. Step 6: Final answer
    x = 87,091,515.65

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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.