Home / 51,072,532.80-76,608,799.20-31,924,910.40

Finding the Fourth Proportional to 51,072,532.80, 76,608,799.20 and 31,924,910.40

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Solution

The fourth proportional to 51,072,532.80, 76,608,799.20 and 31,924,910.40 is: 47,887,365.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,072,532.80 : 76,608,799.20 = 31,924,910.40 : x
  2. Step 2: Convert to fraction form
    51,072,532.80/76,608,799.20 = 31,924,910.40/x
  3. Step 3: Cross multiply
    51,072,532.80x = 76,608,799.20 × 31,924,910.40
  4. Step 4: Simplify right side
    51,072,532.80x = 2,445,729,050,311,591.50
  5. Step 5: Solve for x
    x = 2,445,729,050,311,591.50/51,072,532.80
  6. Step 6: Final answer
    x = 47,887,365.60

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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.