Home / 40,324,519.60-60,486,779.40-13,398,175.60

Finding the Fourth Proportional to 40,324,519.60, 60,486,779.40 and 13,398,175.60

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Solution

The fourth proportional to 40,324,519.60, 60,486,779.40 and 13,398,175.60 is: 20,097,263.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,324,519.60 : 60,486,779.40 = 13,398,175.60 : x
  2. Step 2: Convert to fraction form
    40,324,519.60/60,486,779.40 = 13,398,175.60/x
  3. Step 3: Cross multiply
    40,324,519.60x = 60,486,779.40 × 13,398,175.60
  4. Step 4: Simplify right side
    40,324,519.60x = 810,412,491,879,662.62
  5. Step 5: Solve for x
    x = 810,412,491,879,662.62/40,324,519.60
  6. Step 6: Final answer
    x = 20,097,263.40

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1.5x scale

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.