Home / 32,336,688.30-48,505,032.45-20,857,562.70

Finding the Fourth Proportional to 32,336,688.30, 48,505,032.45 and 20,857,562.70

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Solution

The fourth proportional to 32,336,688.30, 48,505,032.45 and 20,857,562.70 is: 31,286,344.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,336,688.30 : 48,505,032.45 = 20,857,562.70 : x
  2. Step 2: Convert to fraction form
    32,336,688.30/48,505,032.45 = 20,857,562.70/x
  3. Step 3: Cross multiply
    32,336,688.30x = 48,505,032.45 × 20,857,562.70
  4. Step 4: Simplify right side
    32,336,688.30x = 1,011,696,755,591,409.62
  5. Step 5: Solve for x
    x = 1,011,696,755,591,409.62/32,336,688.30
  6. Step 6: Final answer
    x = 31,286,344.05

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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.