Home / 8,510,812.28-11,744,907.54-4,643,333.78

Finding the Fourth Proportional to 8,510,812.28, 11,744,907.54 and 4,643,333.78

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Solution

The fourth proportional to 8,510,812.28, 11,744,907.54 and 4,643,333.78 is: 6,407,793.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,510,812.28 : 11,744,907.54 = 4,643,333.78 : x
  2. Step 2: Convert to fraction form
    8,510,812.28/11,744,907.54 = 4,643,333.78/x
  3. Step 3: Cross multiply
    8,510,812.28x = 11,744,907.54 × 4,643,333.78
  4. Step 4: Simplify right side
    8,510,812.28x = 54,535,525,923,458.70
  5. Step 5: Solve for x
    x = 54,535,525,923,458.70/8,510,812.28
  6. Step 6: Final answer
    x = 6,407,793.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.