Home / 21,462,586.20-32,193,879.30-7,087,872.60

Finding the Fourth Proportional to 21,462,586.20, 32,193,879.30 and 7,087,872.60

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Solution

The fourth proportional to 21,462,586.20, 32,193,879.30 and 7,087,872.60 is: 10,631,808.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,462,586.20 : 32,193,879.30 = 7,087,872.60 : x
  2. Step 2: Convert to fraction form
    21,462,586.20/32,193,879.30 = 7,087,872.60/x
  3. Step 3: Cross multiply
    21,462,586.20x = 32,193,879.30 × 7,087,872.60
  4. Step 4: Simplify right side
    21,462,586.20x = 228,186,114,978,177.19
  5. Step 5: Solve for x
    x = 228,186,114,978,177.19/21,462,586.20
  6. Step 6: Final answer
    x = 10,631,808.90

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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.