Home / 26,245,540.80-39,348,628.20-13,475,210.40

Finding the Fourth Proportional to 26,245,540.80, 39,348,628.20 and 13,475,210.40

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Solution

The fourth proportional to 26,245,540.80, 39,348,628.20 and 13,475,210.40 is: 20,202,709.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,245,540.80 : 39,348,628.20 = 13,475,210.40 : x
  2. Step 2: Convert to fraction form
    26,245,540.80/39,348,628.20 = 13,475,210.40/x
  3. Step 3: Cross multiply
    26,245,540.80x = 39,348,628.20 × 13,475,210.40
  4. Step 4: Simplify right side
    26,245,540.80x = 530,231,043,946,373.31
  5. Step 5: Solve for x
    x = 530,231,043,946,373.31/26,245,540.80
  6. Step 6: Final answer
    x = 20,202,709.79

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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.