Home / 31,966,620.30-47,942,600.00-8,939,173.07

Finding the Fourth Proportional to 31,966,620.30, 47,942,600.00 and 8,939,173.07

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Solution

The fourth proportional to 31,966,620.30, 47,942,600.00 and 8,939,173.07 is: 13,406,709.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,966,620.30 : 47,942,600.00 = 8,939,173.07 : x
  2. Step 2: Convert to fraction form
    31,966,620.30/47,942,600.00 = 8,939,173.07/x
  3. Step 3: Cross multiply
    31,966,620.30x = 47,942,600.00 × 8,939,173.07
  4. Step 4: Simplify right side
    31,966,620.30x = 428,567,198,541,373.06
  5. Step 5: Solve for x
    x = 428,567,198,541,373.06/31,966,620.30
  6. Step 6: Final answer
    x = 13,406,709.70

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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.