Home / 31,948,353.10-47,873,765.13-18,968,944.66

Finding the Fourth Proportional to 31,948,353.10, 47,873,765.13 and 18,968,944.66

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Solution

The fourth proportional to 31,948,353.10, 47,873,765.13 and 18,968,944.66 is: 28,424,463.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,948,353.10 : 47,873,765.13 = 18,968,944.66 : x
  2. Step 2: Convert to fraction form
    31,948,353.10/47,873,765.13 = 18,968,944.66/x
  3. Step 3: Cross multiply
    31,948,353.10x = 47,873,765.13 × 18,968,944.66
  4. Step 4: Simplify right side
    31,948,353.10x = 908,114,801,416,807.75
  5. Step 5: Solve for x
    x = 908,114,801,416,807.75/31,948,353.10
  6. Step 6: Final answer
    x = 28,424,463.65

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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.