Home / 26,987,144.36-40,480,834.59-8,543,179.35

Finding the Fourth Proportional to 26,987,144.36, 40,480,834.59 and 8,543,179.35

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Solution

The fourth proportional to 26,987,144.36, 40,480,834.59 and 8,543,179.35 is: 12,814,806.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,987,144.36 : 40,480,834.59 = 8,543,179.35 : x
  2. Step 2: Convert to fraction form
    26,987,144.36/40,480,834.59 = 8,543,179.35/x
  3. Step 3: Cross multiply
    26,987,144.36x = 40,480,834.59 × 8,543,179.35
  4. Step 4: Simplify right side
    26,987,144.36x = 345,835,030,140,053.75
  5. Step 5: Solve for x
    x = 345,835,030,140,053.75/26,987,144.36
  6. Step 6: Final answer
    x = 12,814,806.40

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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.