Home / 20,488,050.60-30,733,631.10-6,109,996.20

Finding the Fourth Proportional to 20,488,050.60, 30,733,631.10 and 6,109,996.20

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Solution

The fourth proportional to 20,488,050.60, 30,733,631.10 and 6,109,996.20 is: 9,165,458.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,488,050.60 : 30,733,631.10 = 6,109,996.20 : x
  2. Step 2: Convert to fraction form
    20,488,050.60/30,733,631.10 = 6,109,996.20/x
  3. Step 3: Cross multiply
    20,488,050.60x = 30,733,631.10 × 6,109,996.20
  4. Step 4: Simplify right side
    20,488,050.60x = 187,782,369,233,201.84
  5. Step 5: Solve for x
    x = 187,782,369,233,201.84/20,488,050.60
  6. Step 6: Final answer
    x = 9,165,458.10

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1.5x scale

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.