Home / 22,925,131.85-31,682,073.66-18,788,638.68

Finding the Fourth Proportional to 22,925,131.85, 31,682,073.66 and 18,788,638.68

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Solution

The fourth proportional to 22,925,131.85, 31,682,073.66 and 18,788,638.68 is: 25,965,522.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,925,131.85 : 31,682,073.66 = 18,788,638.68 : x
  2. Step 2: Convert to fraction form
    22,925,131.85/31,682,073.66 = 18,788,638.68/x
  3. Step 3: Cross multiply
    22,925,131.85x = 31,682,073.66 × 18,788,638.68
  4. Step 4: Simplify right side
    22,925,131.85x = 595,263,034,560,427.75
  5. Step 5: Solve for x
    x = 595,263,034,560,427.75/22,925,131.85
  6. Step 6: Final answer
    x = 25,965,522.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.