Home / 8,729,793.26-12,047,720.20-5,292,179.18

Finding the Fourth Proportional to 8,729,793.26, 12,047,720.20 and 5,292,179.18

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Solution

The fourth proportional to 8,729,793.26, 12,047,720.20 and 5,292,179.18 is: 7,303,574.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,729,793.26 : 12,047,720.20 = 5,292,179.18 : x
  2. Step 2: Convert to fraction form
    8,729,793.26/12,047,720.20 = 5,292,179.18/x
  3. Step 3: Cross multiply
    8,729,793.26x = 12,047,720.20 × 5,292,179.18
  4. Step 4: Simplify right side
    8,729,793.26x = 63,758,694,008,905.43
  5. Step 5: Solve for x
    x = 63,758,694,008,905.43/8,729,793.26
  6. Step 6: Final answer
    x = 7,303,574.34

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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.