Home / 40,308,121.60-60,423,475.20-13,367,910.40

Finding the Fourth Proportional to 40,308,121.60, 60,423,475.20 and 13,367,910.40

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Solution

The fourth proportional to 40,308,121.60, 60,423,475.20 and 13,367,910.40 is: 20,039,028.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,308,121.60 : 60,423,475.20 = 13,367,910.40 : x
  2. Step 2: Convert to fraction form
    40,308,121.60/60,423,475.20 = 13,367,910.40/x
  3. Step 3: Cross multiply
    40,308,121.60x = 60,423,475.20 × 13,367,910.40
  4. Step 4: Simplify right side
    40,308,121.60x = 807,735,602,530,222.12
  5. Step 5: Solve for x
    x = 807,735,602,530,222.12/40,308,121.60
  6. Step 6: Final answer
    x = 20,039,028.62

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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.