Home / 6,395,796.80-9,581,253.60-3,863,931.20

Finding the Fourth Proportional to 6,395,796.80, 9,581,253.60 and 3,863,931.20

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Solution

The fourth proportional to 6,395,796.80, 9,581,253.60 and 3,863,931.20 is: 5,788,380.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,395,796.80 : 9,581,253.60 = 3,863,931.20 : x
  2. Step 2: Convert to fraction form
    6,395,796.80/9,581,253.60 = 3,863,931.20/x
  3. Step 3: Cross multiply
    6,395,796.80x = 9,581,253.60 × 3,863,931.20
  4. Step 4: Simplify right side
    6,395,796.80x = 37,021,304,720,152.32
  5. Step 5: Solve for x
    x = 37,021,304,720,152.32/6,395,796.80
  6. Step 6: Final answer
    x = 5,788,380.38

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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.