Home / 10,661,442.36-15,992,151.14-3,472,964.72

Finding the Fourth Proportional to 10,661,442.36, 15,992,151.14 and 3,472,964.72

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Solution

The fourth proportional to 10,661,442.36, 15,992,151.14 and 3,472,964.72 is: 5,209,443.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,661,442.36 : 15,992,151.14 = 3,472,964.72 : x
  2. Step 2: Convert to fraction form
    10,661,442.36/15,992,151.14 = 3,472,964.72/x
  3. Step 3: Cross multiply
    10,661,442.36x = 15,992,151.14 × 3,472,964.72
  4. Step 4: Simplify right side
    10,661,442.36x = 55,540,176,608,802.20
  5. Step 5: Solve for x
    x = 55,540,176,608,802.20/10,661,442.36
  6. Step 6: Final answer
    x = 5,209,443.03

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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.