Home / 20,027,104.20-30,032,794.98-7,070,489.46

Finding the Fourth Proportional to 20,027,104.20, 30,032,794.98 and 7,070,489.46

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Solution

The fourth proportional to 20,027,104.20, 30,032,794.98 and 7,070,489.46 is: 10,602,958.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,027,104.20 : 30,032,794.98 = 7,070,489.46 : x
  2. Step 2: Convert to fraction form
    20,027,104.20/30,032,794.98 = 7,070,489.46/x
  3. Step 3: Cross multiply
    20,027,104.20x = 30,032,794.98 × 7,070,489.46
  4. Step 4: Simplify right side
    20,027,104.20x = 212,346,560,360,430.91
  5. Step 5: Solve for x
    x = 212,346,560,360,430.91/20,027,104.20
  6. Step 6: Final answer
    x = 10,602,958.78

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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.