Home / 28,625,069.76-42,932,783.52-8,153,350.08

Finding the Fourth Proportional to 28,625,069.76, 42,932,783.52 and 8,153,350.08

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Solution

The fourth proportional to 28,625,069.76, 42,932,783.52 and 8,153,350.08 is: 12,228,651.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,625,069.76 : 42,932,783.52 = 8,153,350.08 : x
  2. Step 2: Convert to fraction form
    28,625,069.76/42,932,783.52 = 8,153,350.08/x
  3. Step 3: Cross multiply
    28,625,069.76x = 42,932,783.52 × 8,153,350.08
  4. Step 4: Simplify right side
    28,625,069.76x = 350,046,013,947,414.69
  5. Step 5: Solve for x
    x = 350,046,013,947,414.69/28,625,069.76
  6. Step 6: Final answer
    x = 12,228,651.91

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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.