Home / 26,299,282.60-39,420,930.30-10,118,981.80

Finding the Fourth Proportional to 26,299,282.60, 39,420,930.30 and 10,118,981.80

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Solution

The fourth proportional to 26,299,282.60, 39,420,930.30 and 10,118,981.80 is: 15,167,701.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,299,282.60 : 39,420,930.30 = 10,118,981.80 : x
  2. Step 2: Convert to fraction form
    26,299,282.60/39,420,930.30 = 10,118,981.80/x
  3. Step 3: Cross multiply
    26,299,282.60x = 39,420,930.30 × 10,118,981.80
  4. Step 4: Simplify right side
    26,299,282.60x = 398,899,676,244,768.56
  5. Step 5: Solve for x
    x = 398,899,676,244,768.56/26,299,282.60
  6. Step 6: Final answer
    x = 15,167,701.81

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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.