Home / 7,246,436.80-10,869,655.20-2,197,998.40

Finding the Fourth Proportional to 7,246,436.80, 10,869,655.20 and 2,197,998.40

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Solution

The fourth proportional to 7,246,436.80, 10,869,655.20 and 2,197,998.40 is: 3,296,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,246,436.80 : 10,869,655.20 = 2,197,998.40 : x
  2. Step 2: Convert to fraction form
    7,246,436.80/10,869,655.20 = 2,197,998.40/x
  3. Step 3: Cross multiply
    7,246,436.80x = 10,869,655.20 × 2,197,998.40
  4. Step 4: Simplify right side
    7,246,436.80x = 23,891,484,738,151.68
  5. Step 5: Solve for x
    x = 23,891,484,738,151.68/7,246,436.80
  6. Step 6: Final answer
    x = 3,296,997.60

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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.