Home / 26,377,489.10-39,514,729.80-18,178,666.67

Finding the Fourth Proportional to 26,377,489.10, 39,514,729.80 and 18,178,666.67

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Solution

The fourth proportional to 26,377,489.10, 39,514,729.80 and 18,178,666.67 is: 27,232,504.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,377,489.10 : 39,514,729.80 = 18,178,666.67 : x
  2. Step 2: Convert to fraction form
    26,377,489.10/39,514,729.80 = 18,178,666.67/x
  3. Step 3: Cross multiply
    26,377,489.10x = 39,514,729.80 × 18,178,666.67
  4. Step 4: Simplify right side
    26,377,489.10x = 718,325,101,589,315.75
  5. Step 5: Solve for x
    x = 718,325,101,589,315.75/26,377,489.10
  6. Step 6: Final answer
    x = 27,232,504.92

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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.