Home / 15,046,611.28-20,770,679.52-10,158,454.24

Finding the Fourth Proportional to 15,046,611.28, 20,770,679.52 and 10,158,454.24

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Solution

The fourth proportional to 15,046,611.28, 20,770,679.52 and 10,158,454.24 is: 14,022,957.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,046,611.28 : 20,770,679.52 = 10,158,454.24 : x
  2. Step 2: Convert to fraction form
    15,046,611.28/20,770,679.52 = 10,158,454.24/x
  3. Step 3: Cross multiply
    15,046,611.28x = 20,770,679.52 × 10,158,454.24
  4. Step 4: Simplify right side
    15,046,611.28x = 210,997,997,437,625.16
  5. Step 5: Solve for x
    x = 210,997,997,437,625.16/15,046,611.28
  6. Step 6: Final answer
    x = 14,022,957.96

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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.