Home / 6,336,031.20-9,504,046.80-3,139,922.40

Finding the Fourth Proportional to 6,336,031.20, 9,504,046.80 and 3,139,922.40

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Solution

The fourth proportional to 6,336,031.20, 9,504,046.80 and 3,139,922.40 is: 4,709,883.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,336,031.20 : 9,504,046.80 = 3,139,922.40 : x
  2. Step 2: Convert to fraction form
    6,336,031.20/9,504,046.80 = 3,139,922.40/x
  3. Step 3: Cross multiply
    6,336,031.20x = 9,504,046.80 × 3,139,922.40
  4. Step 4: Simplify right side
    6,336,031.20x = 29,841,969,437,968.32
  5. Step 5: Solve for x
    x = 29,841,969,437,968.32/6,336,031.20
  6. Step 6: Final answer
    x = 4,709,883.60

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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.