Home / 7,149,572.92-10,718,317.86-3,103,000.84

Finding the Fourth Proportional to 7,149,572.92, 10,718,317.86 and 3,103,000.84

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Solution

The fourth proportional to 7,149,572.92, 10,718,317.86 and 3,103,000.84 is: 4,651,879.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,149,572.92 : 10,718,317.86 = 3,103,000.84 : x
  2. Step 2: Convert to fraction form
    7,149,572.92/10,718,317.86 = 3,103,000.84/x
  3. Step 3: Cross multiply
    7,149,572.92x = 10,718,317.86 × 3,103,000.84
  4. Step 4: Simplify right side
    7,149,572.92x = 33,258,949,322,967
  5. Step 5: Solve for x
    x = 33,258,949,322,967/7,149,572.92
  6. Step 6: Final answer
    x = 4,651,879.17

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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.