Home / 26,244,901.80-39,367,352.70-21,457,996.20

Finding the Fourth Proportional to 26,244,901.80, 39,367,352.70 and 21,457,996.20

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Solution

The fourth proportional to 26,244,901.80, 39,367,352.70 and 21,457,996.20 is: 32,186,994.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,244,901.80 : 39,367,352.70 = 21,457,996.20 : x
  2. Step 2: Convert to fraction form
    26,244,901.80/39,367,352.70 = 21,457,996.20/x
  3. Step 3: Cross multiply
    26,244,901.80x = 39,367,352.70 × 21,457,996.20
  4. Step 4: Simplify right side
    26,244,901.80x = 844,744,504,640,659.75
  5. Step 5: Solve for x
    x = 844,744,504,640,659.75/26,244,901.80
  6. Step 6: Final answer
    x = 32,186,994.30

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Double scale
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Similar ratio
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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.