Home / 6,720,494.40-10,080,741.60-6,135,909.30

Finding the Fourth Proportional to 6,720,494.40, 10,080,741.60 and 6,135,909.30

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Solution

The fourth proportional to 6,720,494.40, 10,080,741.60 and 6,135,909.30 is: 9,203,863.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,720,494.40 : 10,080,741.60 = 6,135,909.30 : x
  2. Step 2: Convert to fraction form
    6,720,494.40/10,080,741.60 = 6,135,909.30/x
  3. Step 3: Cross multiply
    6,720,494.40x = 10,080,741.60 × 6,135,909.30
  4. Step 4: Simplify right side
    6,720,494.40x = 61,854,516,134,336.88
  5. Step 5: Solve for x
    x = 61,854,516,134,336.88/6,720,494.40
  6. Step 6: Final answer
    x = 9,203,863.95

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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.