Home / 7,808,737.29-11,716,451.25-3,019,789.68

Finding the Fourth Proportional to 7,808,737.29, 11,716,451.25 and 3,019,789.68

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Solution

The fourth proportional to 7,808,737.29, 11,716,451.25 and 3,019,789.68 is: 4,530,978.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,808,737.29 : 11,716,451.25 = 3,019,789.68 : x
  2. Step 2: Convert to fraction form
    7,808,737.29/11,716,451.25 = 3,019,789.68/x
  3. Step 3: Cross multiply
    7,808,737.29x = 11,716,451.25 × 3,019,789.68
  4. Step 4: Simplify right side
    7,808,737.29x = 35,381,218,570,973.10
  5. Step 5: Solve for x
    x = 35,381,218,570,973.10/7,808,737.29
  6. Step 6: Final answer
    x = 4,530,978.22

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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.