Home / 6,145,963.20-9,218,944.80-3,458,577.60

Finding the Fourth Proportional to 6,145,963.20, 9,218,944.80 and 3,458,577.60

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Solution

The fourth proportional to 6,145,963.20, 9,218,944.80 and 3,458,577.60 is: 5,187,866.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145,963.20 : 9,218,944.80 = 3,458,577.60 : x
  2. Step 2: Convert to fraction form
    6,145,963.20/9,218,944.80 = 3,458,577.60/x
  3. Step 3: Cross multiply
    6,145,963.20x = 9,218,944.80 × 3,458,577.60
  4. Step 4: Simplify right side
    6,145,963.20x = 31,884,435,980,916.48
  5. Step 5: Solve for x
    x = 31,884,435,980,916.48/6,145,963.20
  6. Step 6: Final answer
    x = 5,187,866.40

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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.