Home / 10,120,920.30-15,182,167.77-2,932,557.48

Finding the Fourth Proportional to 10,120,920.30, 15,182,167.77 and 2,932,557.48

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Solution

The fourth proportional to 10,120,920.30, 15,182,167.77 and 2,932,557.48 is: 4,399,064.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,120,920.30 : 15,182,167.77 = 2,932,557.48 : x
  2. Step 2: Convert to fraction form
    10,120,920.30/15,182,167.77 = 2,932,557.48/x
  3. Step 3: Cross multiply
    10,120,920.30x = 15,182,167.77 × 2,932,557.48
  4. Step 4: Simplify right side
    10,120,920.30x = 44,522,579,656,528.42
  5. Step 5: Solve for x
    x = 44,522,579,656,528.42/10,120,920.30
  6. Step 6: Final answer
    x = 4,399,064.35

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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.