Home / 28,172,552.64-42,273,240.61-13,417,351.62

Finding the Fourth Proportional to 28,172,552.64, 42,273,240.61 and 13,417,351.62

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Solution

The fourth proportional to 28,172,552.64, 42,273,240.61 and 13,417,351.62 is: 20,132,891.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,172,552.64 : 42,273,240.61 = 13,417,351.62 : x
  2. Step 2: Convert to fraction form
    28,172,552.64/42,273,240.61 = 13,417,351.62/x
  3. Step 3: Cross multiply
    28,172,552.64x = 42,273,240.61 × 13,417,351.62
  4. Step 4: Simplify right side
    28,172,552.64x = 567,194,933,214,336.25
  5. Step 5: Solve for x
    x = 567,194,933,214,336.25/28,172,552.64
  6. Step 6: Final answer
    x = 20,132,891.06

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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.