Home / 26,201,911.85-36,158,781.77-15,195,187.44

Finding the Fourth Proportional to 26,201,911.85, 36,158,781.77 and 15,195,187.44

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Solution

The fourth proportional to 26,201,911.85, 36,158,781.77 and 15,195,187.44 is: 20,969,441.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,201,911.85 : 36,158,781.77 = 15,195,187.44 : x
  2. Step 2: Convert to fraction form
    26,201,911.85/36,158,781.77 = 15,195,187.44/x
  3. Step 3: Cross multiply
    26,201,911.85x = 36,158,781.77 × 15,195,187.44
  4. Step 4: Simplify right side
    26,201,911.85x = 549,439,466,521,229
  5. Step 5: Solve for x
    x = 549,439,466,521,229/26,201,911.85
  6. Step 6: Final answer
    x = 20,969,441.84

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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.