Home / 6,240,820.10-9,361,230.15-5,158,400.90

Finding the Fourth Proportional to 6,240,820.10, 9,361,230.15 and 5,158,400.90

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Solution

The fourth proportional to 6,240,820.10, 9,361,230.15 and 5,158,400.90 is: 7,737,601.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240,820.10 : 9,361,230.15 = 5,158,400.90 : x
  2. Step 2: Convert to fraction form
    6,240,820.10/9,361,230.15 = 5,158,400.90/x
  3. Step 3: Cross multiply
    6,240,820.10x = 9,361,230.15 × 5,158,400.90
  4. Step 4: Simplify right side
    6,240,820.10x = 48,288,978,030,867.14
  5. Step 5: Solve for x
    x = 48,288,978,030,867.14/6,240,820.10
  6. Step 6: Final answer
    x = 7,737,601.35

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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.