Home / 6,456,043.20-9,685,411.85-3,422,585.35

Finding the Fourth Proportional to 6,456,043.20, 9,685,411.85 and 3,422,585.35

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Solution

The fourth proportional to 6,456,043.20, 9,685,411.85 and 3,422,585.35 is: 5,134,592.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,456,043.20 : 9,685,411.85 = 3,422,585.35 : x
  2. Step 2: Convert to fraction form
    6,456,043.20/9,685,411.85 = 3,422,585.35/x
  3. Step 3: Cross multiply
    6,456,043.20x = 9,685,411.85 × 3,422,585.35
  4. Step 4: Simplify right side
    6,456,043.20x = 33,149,148,727,189.62
  5. Step 5: Solve for x
    x = 33,149,148,727,189.62/6,456,043.20
  6. Step 6: Final answer
    x = 5,134,592.15

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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.