Home / 19,914,585.60-29,860,819.20-7,933,785.60

Finding the Fourth Proportional to 19,914,585.60, 29,860,819.20 and 7,933,785.60

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Solution

The fourth proportional to 19,914,585.60, 29,860,819.20 and 7,933,785.60 is: 11,896,272.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,914,585.60 : 29,860,819.20 = 7,933,785.60 : x
  2. Step 2: Convert to fraction form
    19,914,585.60/29,860,819.20 = 7,933,785.60/x
  3. Step 3: Cross multiply
    19,914,585.60x = 29,860,819.20 × 7,933,785.60
  4. Step 4: Simplify right side
    19,914,585.60x = 236,909,337,373,163.50
  5. Step 5: Solve for x
    x = 236,909,337,373,163.50/19,914,585.60
  6. Step 6: Final answer
    x = 11,896,272.52

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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.