Home / 40,844,140.80-61,182,230.40-28,079,059.20

Finding the Fourth Proportional to 40,844,140.80, 61,182,230.40 and 28,079,059.20

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Solution

The fourth proportional to 40,844,140.80, 61,182,230.40 and 28,079,059.20 is: 42,060,854.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,844,140.80 : 61,182,230.40 = 28,079,059.20 : x
  2. Step 2: Convert to fraction form
    40,844,140.80/61,182,230.40 = 28,079,059.20/x
  3. Step 3: Cross multiply
    40,844,140.80x = 61,182,230.40 × 28,079,059.20
  4. Step 4: Simplify right side
    40,844,140.80x = 1,717,939,469,389,639.50
  5. Step 5: Solve for x
    x = 1,717,939,469,389,639.50/40,844,140.80
  6. Step 6: Final answer
    x = 42,060,854.65

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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.