Home / 26,349,167.20-39,446,768.40-18,790,895.20

Finding the Fourth Proportional to 26,349,167.20, 39,446,768.40 and 18,790,895.20

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Solution

The fourth proportional to 26,349,167.20, 39,446,768.40 and 18,790,895.20 is: 28,131,442.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,349,167.20 : 39,446,768.40 = 18,790,895.20 : x
  2. Step 2: Convert to fraction form
    26,349,167.20/39,446,768.40 = 18,790,895.20/x
  3. Step 3: Cross multiply
    26,349,167.20x = 39,446,768.40 × 18,790,895.20
  4. Step 4: Simplify right side
    26,349,167.20x = 741,240,090,983,071.62
  5. Step 5: Solve for x
    x = 741,240,090,983,071.62/26,349,167.20
  6. Step 6: Final answer
    x = 28,131,442.84

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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.