Home / 27,660,081.90-41,490,122.85-20,941,617.90

Finding the Fourth Proportional to 27,660,081.90, 41,490,122.85 and 20,941,617.90

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Solution

The fourth proportional to 27,660,081.90, 41,490,122.85 and 20,941,617.90 is: 31,412,426.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,660,081.90 : 41,490,122.85 = 20,941,617.90 : x
  2. Step 2: Convert to fraction form
    27,660,081.90/41,490,122.85 = 20,941,617.90/x
  3. Step 3: Cross multiply
    27,660,081.90x = 41,490,122.85 × 20,941,617.90
  4. Step 4: Simplify right side
    27,660,081.90x = 868,870,299,348,759
  5. Step 5: Solve for x
    x = 868,870,299,348,759/27,660,081.90
  6. Step 6: Final answer
    x = 31,412,426.85

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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.