Home / 10,420,759.87-14,380,733.04-5,774,622.52

Finding the Fourth Proportional to 10,420,759.87, 14,380,733.04 and 5,774,622.52

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Solution

The fourth proportional to 10,420,759.87, 14,380,733.04 and 5,774,622.52 is: 7,969,025.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,420,759.87 : 14,380,733.04 = 5,774,622.52 : x
  2. Step 2: Convert to fraction form
    10,420,759.87/14,380,733.04 = 5,774,622.52/x
  3. Step 3: Cross multiply
    10,420,759.87x = 14,380,733.04 × 5,774,622.52
  4. Step 4: Simplify right side
    10,420,759.87x = 83,043,304,866,892.05
  5. Step 5: Solve for x
    x = 83,043,304,866,892.05/10,420,759.87
  6. Step 6: Final answer
    x = 7,969,025.86

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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.