Home / 13,403,891.95-20,096,659.12-6,825,867.70

Finding the Fourth Proportional to 13,403,891.95, 20,096,659.12 and 6,825,867.70

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Solution

The fourth proportional to 13,403,891.95, 20,096,659.12 and 6,825,867.70 is: 10,234,127.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,403,891.95 : 20,096,659.12 = 6,825,867.70 : x
  2. Step 2: Convert to fraction form
    13,403,891.95/20,096,659.12 = 6,825,867.70/x
  3. Step 3: Cross multiply
    13,403,891.95x = 20,096,659.12 × 6,825,867.70
  4. Step 4: Simplify right side
    13,403,891.95x = 137,177,136,365,118.44
  5. Step 5: Solve for x
    x = 137,177,136,365,118.44/13,403,891.95
  6. Step 6: Final answer
    x = 10,234,127.29

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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.