Home / 20,361,492.45-30,542,238.68-16,774,265.70

Finding the Fourth Proportional to 20,361,492.45, 30,542,238.68 and 16,774,265.70

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Solution

The fourth proportional to 20,361,492.45, 30,542,238.68 and 16,774,265.70 is: 25,161,398.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,361,492.45 : 30,542,238.68 = 16,774,265.70 : x
  2. Step 2: Convert to fraction form
    20,361,492.45/30,542,238.68 = 16,774,265.70/x
  3. Step 3: Cross multiply
    20,361,492.45x = 30,542,238.68 × 16,774,265.70
  4. Step 4: Simplify right side
    20,361,492.45x = 512,323,626,607,265.94
  5. Step 5: Solve for x
    x = 512,323,626,607,265.94/20,361,492.45
  6. Step 6: Final answer
    x = 25,161,398.55

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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.