Home / 10,650,400.40-15,979,537.20-4,265,235.20

Finding the Fourth Proportional to 10,650,400.40, 15,979,537.20 and 4,265,235.20

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Solution

The fourth proportional to 10,650,400.40, 15,979,537.20 and 4,265,235.20 is: 6,399,429.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,650,400.40 : 15,979,537.20 = 4,265,235.20 : x
  2. Step 2: Convert to fraction form
    10,650,400.40/15,979,537.20 = 4,265,235.20/x
  3. Step 3: Cross multiply
    10,650,400.40x = 15,979,537.20 × 4,265,235.20
  4. Step 4: Simplify right side
    10,650,400.40x = 68,156,484,545,149.44
  5. Step 5: Solve for x
    x = 68,156,484,545,149.44/10,650,400.40
  6. Step 6: Final answer
    x = 6,399,429.32

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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.