Home / 10,392,766.40-15,580,855.20-4,404,209.60

Finding the Fourth Proportional to 10,392,766.40, 15,580,855.20 and 4,404,209.60

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Solution

The fourth proportional to 10,392,766.40, 15,580,855.20 and 4,404,209.60 is: 6,602,799.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,392,766.40 : 15,580,855.20 = 4,404,209.60 : x
  2. Step 2: Convert to fraction form
    10,392,766.40/15,580,855.20 = 4,404,209.60/x
  3. Step 3: Cross multiply
    10,392,766.40x = 15,580,855.20 × 4,404,209.60
  4. Step 4: Simplify right side
    10,392,766.40x = 68,621,352,048,049.91
  5. Step 5: Solve for x
    x = 68,621,352,048,049.91/10,392,766.40
  6. Step 6: Final answer
    x = 6,602,799.43

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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.