Home / 8,149,940.88-12,225,317.40-3,101,642.64

Finding the Fourth Proportional to 8,149,940.88, 12,225,317.40 and 3,101,642.64

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Solution

The fourth proportional to 8,149,940.88, 12,225,317.40 and 3,101,642.64 is: 4,652,618.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,149,940.88 : 12,225,317.40 = 3,101,642.64 : x
  2. Step 2: Convert to fraction form
    8,149,940.88/12,225,317.40 = 3,101,642.64/x
  3. Step 3: Cross multiply
    8,149,940.88x = 12,225,317.40 × 3,101,642.64
  4. Step 4: Simplify right side
    8,149,940.88x = 37,918,565,735,373.94
  5. Step 5: Solve for x
    x = 37,918,565,735,373.94/8,149,940.88
  6. Step 6: Final answer
    x = 4,652,618.50

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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.