Home / 18,140,656.46-25,034,101.18-9,991,894.46

Finding the Fourth Proportional to 18,140,656.46, 25,034,101.18 and 9,991,894.46

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Solution

The fourth proportional to 18,140,656.46, 25,034,101.18 and 9,991,894.46 is: 13,788,811.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,140,656.46 : 25,034,101.18 = 9,991,894.46 : x
  2. Step 2: Convert to fraction form
    18,140,656.46/25,034,101.18 = 9,991,894.46/x
  3. Step 3: Cross multiply
    18,140,656.46x = 25,034,101.18 × 9,991,894.46
  4. Step 4: Simplify right side
    18,140,656.46x = 250,138,096,741,371.22
  5. Step 5: Solve for x
    x = 250,138,096,741,371.22/18,140,656.46
  6. Step 6: Final answer
    x = 13,788,811.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.