Home / 12,529,583.20-18,796,448.40-5,344,559.20

Finding the Fourth Proportional to 12,529,583.20, 18,796,448.40 and 5,344,559.20

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Solution

The fourth proportional to 12,529,583.20, 18,796,448.40 and 5,344,559.20 is: 8,017,723.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,529,583.20 : 18,796,448.40 = 5,344,559.20 : x
  2. Step 2: Convert to fraction form
    12,529,583.20/18,796,448.40 = 5,344,559.20/x
  3. Step 3: Cross multiply
    12,529,583.20x = 18,796,448.40 × 5,344,559.20
  4. Step 4: Simplify right side
    12,529,583.20x = 100,458,731,223,545.28
  5. Step 5: Solve for x
    x = 100,458,731,223,545.28/12,529,583.20
  6. Step 6: Final answer
    x = 8,017,723.30

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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.