Home / 31,531,953.78-47,283,234.03-16,381,817.46

Finding the Fourth Proportional to 31,531,953.78, 47,283,234.03 and 16,381,817.46

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Solution

The fourth proportional to 31,531,953.78, 47,283,234.03 and 16,381,817.46 is: 24,565,090.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,531,953.78 : 47,283,234.03 = 16,381,817.46 : x
  2. Step 2: Convert to fraction form
    31,531,953.78/47,283,234.03 = 16,381,817.46/x
  3. Step 3: Cross multiply
    31,531,953.78x = 47,283,234.03 × 16,381,817.46
  4. Step 4: Simplify right side
    31,531,953.78x = 774,585,308,797,920.25
  5. Step 5: Solve for x
    x = 774,585,308,797,920.25/31,531,953.78
  6. Step 6: Final answer
    x = 24,565,090.83

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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.