Home / 8,629,086.12-12,948,574.80-3,510,571.44

Finding the Fourth Proportional to 8,629,086.12, 12,948,574.80 and 3,510,571.44

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Solution

The fourth proportional to 8,629,086.12, 12,948,574.80 and 3,510,571.44 is: 5,267,869.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,629,086.12 : 12,948,574.80 = 3,510,571.44 : x
  2. Step 2: Convert to fraction form
    8,629,086.12/12,948,574.80 = 3,510,571.44/x
  3. Step 3: Cross multiply
    8,629,086.12x = 12,948,574.80 × 3,510,571.44
  4. Step 4: Simplify right side
    8,629,086.12x = 45,456,896,881,583.71
  5. Step 5: Solve for x
    x = 45,456,896,881,583.71/8,629,086.12
  6. Step 6: Final answer
    x = 5,267,869.19

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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.