Home / 14,659,840.20-21,989,760.30-9,558,006.60

Finding the Fourth Proportional to 14,659,840.20, 21,989,760.30 and 9,558,006.60

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Solution

The fourth proportional to 14,659,840.20, 21,989,760.30 and 9,558,006.60 is: 14,337,009.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,659,840.20 : 21,989,760.30 = 9,558,006.60 : x
  2. Step 2: Convert to fraction form
    14,659,840.20/21,989,760.30 = 9,558,006.60/x
  3. Step 3: Cross multiply
    14,659,840.20x = 21,989,760.30 × 9,558,006.60
  4. Step 4: Simplify right side
    14,659,840.20x = 210,178,274,079,817.97
  5. Step 5: Solve for x
    x = 210,178,274,079,817.97/14,659,840.20
  6. Step 6: Final answer
    x = 14,337,009.90

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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.