Home / 6,440,566.20-9,662,015.70-3,237,631.80

Finding the Fourth Proportional to 6,440,566.20, 9,662,015.70 and 3,237,631.80

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Solution

The fourth proportional to 6,440,566.20, 9,662,015.70 and 3,237,631.80 is: 4,857,034.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,440,566.20 : 9,662,015.70 = 3,237,631.80 : x
  2. Step 2: Convert to fraction form
    6,440,566.20/9,662,015.70 = 3,237,631.80/x
  3. Step 3: Cross multiply
    6,440,566.20x = 9,662,015.70 × 3,237,631.80
  4. Step 4: Simplify right side
    6,440,566.20x = 31,282,049,282,419.25
  5. Step 5: Solve for x
    x = 31,282,049,282,419.25/6,440,566.20
  6. Step 6: Final answer
    x = 4,857,034.04

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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.