Home / 7,219,747.92-9,967,781.24-4,645,901.64

Finding the Fourth Proportional to 7,219,747.92, 9,967,781.24 and 4,645,901.64

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Solution

The fourth proportional to 7,219,747.92, 9,967,781.24 and 4,645,901.64 is: 6,414,258.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,219,747.92 : 9,967,781.24 = 4,645,901.64 : x
  2. Step 2: Convert to fraction form
    7,219,747.92/9,967,781.24 = 4,645,901.64/x
  3. Step 3: Cross multiply
    7,219,747.92x = 9,967,781.24 × 4,645,901.64
  4. Step 4: Simplify right side
    7,219,747.92x = 46,309,331,210,077.23
  5. Step 5: Solve for x
    x = 46,309,331,210,077.23/7,219,747.92
  6. Step 6: Final answer
    x = 6,414,258.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.