Home / 14,635,247.50-20,185,268.79-9,992,766.70

Finding the Fourth Proportional to 14,635,247.50, 20,185,268.79 and 9,992,766.70

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Solution

The fourth proportional to 14,635,247.50, 20,185,268.79 and 9,992,766.70 is: 13,782,252.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,635,247.50 : 20,185,268.79 = 9,992,766.70 : x
  2. Step 2: Convert to fraction form
    14,635,247.50/20,185,268.79 = 9,992,766.70/x
  3. Step 3: Cross multiply
    14,635,247.50x = 20,185,268.79 × 9,992,766.70
  4. Step 4: Simplify right side
    14,635,247.50x = 201,706,681,795,261.28
  5. Step 5: Solve for x
    x = 201,706,681,795,261.28/14,635,247.50
  6. Step 6: Final answer
    x = 13,782,252.87

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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.