Home / 20,480,892.32-30,733,458.56-7,536,132.95

Finding the Fourth Proportional to 20,480,892.32, 30,733,458.56 and 7,536,132.95

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Solution

The fourth proportional to 20,480,892.32, 30,733,458.56 and 7,536,132.95 is: 11,308,659.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,480,892.32 : 30,733,458.56 = 7,536,132.95 : x
  2. Step 2: Convert to fraction form
    20,480,892.32/30,733,458.56 = 7,536,132.95/x
  3. Step 3: Cross multiply
    20,480,892.32x = 30,733,458.56 × 7,536,132.95
  4. Step 4: Simplify right side
    20,480,892.32x = 231,611,429,860,092.38
  5. Step 5: Solve for x
    x = 231,611,429,860,092.38/20,480,892.32
  6. Step 6: Final answer
    x = 11,308,659.13

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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.