Home / 8,315,268.66-12,479,619.80-3,526,318.22

Finding the Fourth Proportional to 8,315,268.66, 12,479,619.80 and 3,526,318.22

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Solution

The fourth proportional to 8,315,268.66, 12,479,619.80 and 3,526,318.22 is: 5,292,325.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,315,268.66 : 12,479,619.80 = 3,526,318.22 : x
  2. Step 2: Convert to fraction form
    8,315,268.66/12,479,619.80 = 3,526,318.22/x
  3. Step 3: Cross multiply
    8,315,268.66x = 12,479,619.80 × 3,526,318.22
  4. Step 4: Simplify right side
    8,315,268.66x = 44,007,110,679,412.76
  5. Step 5: Solve for x
    x = 44,007,110,679,412.76/8,315,268.66
  6. Step 6: Final answer
    x = 5,292,325.78

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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.