Home / 21,844,155.20-32,778,042.60-9,715,490.60

Finding the Fourth Proportional to 21,844,155.20, 32,778,042.60 and 9,715,490.60

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Solution

The fourth proportional to 21,844,155.20, 32,778,042.60 and 9,715,490.60 is: 14,578,488.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,844,155.20 : 32,778,042.60 = 9,715,490.60 : x
  2. Step 2: Convert to fraction form
    21,844,155.20/32,778,042.60 = 9,715,490.60/x
  3. Step 3: Cross multiply
    21,844,155.20x = 32,778,042.60 × 9,715,490.60
  4. Step 4: Simplify right side
    21,844,155.20x = 318,454,764,766,699.56
  5. Step 5: Solve for x
    x = 318,454,764,766,699.56/21,844,155.20
  6. Step 6: Final answer
    x = 14,578,488.47

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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.