Home / 14,385,932.40-21,543,469.20-6,804,040.80

Finding the Fourth Proportional to 14,385,932.40, 21,543,469.20 and 6,804,040.80

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Solution

The fourth proportional to 14,385,932.40, 21,543,469.20 and 6,804,040.80 is: 10,189,304.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,385,932.40 : 21,543,469.20 = 6,804,040.80 : x
  2. Step 2: Convert to fraction form
    14,385,932.40/21,543,469.20 = 6,804,040.80/x
  3. Step 3: Cross multiply
    14,385,932.40x = 21,543,469.20 × 6,804,040.80
  4. Step 4: Simplify right side
    14,385,932.40x = 146,582,643,410,343.34
  5. Step 5: Solve for x
    x = 146,582,643,410,343.34/14,385,932.40
  6. Step 6: Final answer
    x = 10,189,304.34

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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.