Home / 32,380,112.70-48,570,169.05-13,200,414.30

Finding the Fourth Proportional to 32,380,112.70, 48,570,169.05 and 13,200,414.30

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Solution

The fourth proportional to 32,380,112.70, 48,570,169.05 and 13,200,414.30 is: 19,800,621.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,380,112.70 : 48,570,169.05 = 13,200,414.30 : x
  2. Step 2: Convert to fraction form
    32,380,112.70/48,570,169.05 = 13,200,414.30/x
  3. Step 3: Cross multiply
    32,380,112.70x = 48,570,169.05 × 13,200,414.30
  4. Step 4: Simplify right side
    32,380,112.70x = 641,146,354,081,037.38
  5. Step 5: Solve for x
    x = 641,146,354,081,037.38/32,380,112.70
  6. Step 6: Final answer
    x = 19,800,621.45

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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.