Home / 10,630,660.88-15,948,316.84-3,442,921.36

Finding the Fourth Proportional to 10,630,660.88, 15,948,316.84 and 3,442,921.36

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Solution

The fourth proportional to 10,630,660.88, 15,948,316.84 and 3,442,921.36 is: 5,165,135.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,630,660.88 : 15,948,316.84 = 3,442,921.36 : x
  2. Step 2: Convert to fraction form
    10,630,660.88/15,948,316.84 = 3,442,921.36/x
  3. Step 3: Cross multiply
    10,630,660.88x = 15,948,316.84 × 3,442,921.36
  4. Step 4: Simplify right side
    10,630,660.88x = 54,908,800,704,483.70
  5. Step 5: Solve for x
    x = 54,908,800,704,483.70/10,630,660.88
  6. Step 6: Final answer
    x = 5,165,135.20

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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.