Home / 21,558,906.95-32,336,538.73-6,985,517.96

Finding the Fourth Proportional to 21,558,906.95, 32,336,538.73 and 6,985,517.96

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Solution

The fourth proportional to 21,558,906.95, 32,336,538.73 and 6,985,517.96 is: 10,477,686.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,558,906.95 : 32,336,538.73 = 6,985,517.96 : x
  2. Step 2: Convert to fraction form
    21,558,906.95/32,336,538.73 = 6,985,517.96/x
  3. Step 3: Cross multiply
    21,558,906.95x = 32,336,538.73 × 6,985,517.96
  4. Step 4: Simplify right side
    21,558,906.95x = 225,887,472,126,028.16
  5. Step 5: Solve for x
    x = 225,887,472,126,028.16/21,558,906.95
  6. Step 6: Final answer
    x = 10,477,686.68

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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.