Home / 7,996,543.20-11,991,315.60-3,202,639.20

Finding the Fourth Proportional to 7,996,543.20, 11,991,315.60 and 3,202,639.20

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Solution

The fourth proportional to 7,996,543.20, 11,991,315.60 and 3,202,639.20 is: 4,802,557.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,996,543.20 : 11,991,315.60 = 3,202,639.20 : x
  2. Step 2: Convert to fraction form
    7,996,543.20/11,991,315.60 = 3,202,639.20/x
  3. Step 3: Cross multiply
    7,996,543.20x = 11,991,315.60 × 3,202,639.20
  4. Step 4: Simplify right side
    7,996,543.20x = 38,403,857,400,131.52
  5. Step 5: Solve for x
    x = 38,403,857,400,131.52/7,996,543.20
  6. Step 6: Final answer
    x = 4,802,557.36

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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.