Home / 6,437,153.60-9,661,951.20-3,917,729.60

Finding the Fourth Proportional to 6,437,153.60, 9,661,951.20 and 3,917,729.60

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Solution

The fourth proportional to 6,437,153.60, 9,661,951.20 and 3,917,729.60 is: 5,880,380.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,437,153.60 : 9,661,951.20 = 3,917,729.60 : x
  2. Step 2: Convert to fraction form
    6,437,153.60/9,661,951.20 = 3,917,729.60/x
  3. Step 3: Cross multiply
    6,437,153.60x = 9,661,951.20 × 3,917,729.60
  4. Step 4: Simplify right side
    6,437,153.60x = 37,852,912,209,995.52
  5. Step 5: Solve for x
    x = 37,852,912,209,995.52/6,437,153.60
  6. Step 6: Final answer
    x = 5,880,380.45

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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.