Home / 45,080,517.40-67,653,061.99-19,190,969.96

Finding the Fourth Proportional to 45,080,517.40, 67,653,061.99 and 19,190,969.96

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Solution

The fourth proportional to 45,080,517.40, 67,653,061.99 and 19,190,969.96 is: 28,800,199.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,080,517.40 : 67,653,061.99 = 19,190,969.96 : x
  2. Step 2: Convert to fraction form
    45,080,517.40/67,653,061.99 = 19,190,969.96/x
  3. Step 3: Cross multiply
    45,080,517.40x = 67,653,061.99 × 19,190,969.96
  4. Step 4: Simplify right side
    45,080,517.40x = 1,298,327,879,965,865
  5. Step 5: Solve for x
    x = 1,298,327,879,965,865/45,080,517.40
  6. Step 6: Final answer
    x = 28,800,199.18

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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.