Home / 5,471,695.20-7,550,969.01-2,990,919.24

Finding the Fourth Proportional to 5,471,695.20, 7,550,969.01 and 2,990,919.24

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Solution

The fourth proportional to 5,471,695.20, 7,550,969.01 and 2,990,919.24 is: 4,127,484.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,471,695.20 : 7,550,969.01 = 2,990,919.24 : x
  2. Step 2: Convert to fraction form
    5,471,695.20/7,550,969.01 = 2,990,919.24/x
  3. Step 3: Cross multiply
    5,471,695.20x = 7,550,969.01 × 2,990,919.24
  4. Step 4: Simplify right side
    5,471,695.20x = 22,584,338,492,652.75
  5. Step 5: Solve for x
    x = 22,584,338,492,652.75/5,471,695.20
  6. Step 6: Final answer
    x = 4,127,484.75

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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.