Home / 26,244,905.80-39,367,358.70-21,458,000.20

Finding the Fourth Proportional to 26,244,905.80, 39,367,358.70 and 21,458,000.20

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Solution

The fourth proportional to 26,244,905.80, 39,367,358.70 and 21,458,000.20 is: 32,187,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,244,905.80 : 39,367,358.70 = 21,458,000.20 : x
  2. Step 2: Convert to fraction form
    26,244,905.80/39,367,358.70 = 21,458,000.20/x
  3. Step 3: Cross multiply
    26,244,905.80x = 39,367,358.70 × 21,458,000.20
  4. Step 4: Simplify right side
    26,244,905.80x = 844,744,790,858,071.75
  5. Step 5: Solve for x
    x = 844,744,790,858,071.75/26,244,905.80
  6. Step 6: Final answer
    x = 32,187,000.30

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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.