Home / 6,149,129.30-9,229,270.80-3,118,603.40

Finding the Fourth Proportional to 6,149,129.30, 9,229,270.80 and 3,118,603.40

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Solution

The fourth proportional to 6,149,129.30, 9,229,270.80 and 3,118,603.40 is: 4,680,733.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,149,129.30 : 9,229,270.80 = 3,118,603.40 : x
  2. Step 2: Convert to fraction form
    6,149,129.30/9,229,270.80 = 3,118,603.40/x
  3. Step 3: Cross multiply
    6,149,129.30x = 9,229,270.80 × 3,118,603.40
  4. Step 4: Simplify right side
    6,149,129.30x = 28,782,435,296,400.72
  5. Step 5: Solve for x
    x = 28,782,435,296,400.72/6,149,129.30
  6. Step 6: Final answer
    x = 4,680,733.47

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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.