Home / 26,960,512.80-40,440,769.20-20,913,895.20

Finding the Fourth Proportional to 26,960,512.80, 40,440,769.20 and 20,913,895.20

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Solution

The fourth proportional to 26,960,512.80, 40,440,769.20 and 20,913,895.20 is: 31,370,842.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,960,512.80 : 40,440,769.20 = 20,913,895.20 : x
  2. Step 2: Convert to fraction form
    26,960,512.80/40,440,769.20 = 20,913,895.20/x
  3. Step 3: Cross multiply
    26,960,512.80x = 40,440,769.20 × 20,913,895.20
  4. Step 4: Simplify right side
    26,960,512.80x = 845,774,008,856,187.88
  5. Step 5: Solve for x
    x = 845,774,008,856,187.88/26,960,512.80
  6. Step 6: Final answer
    x = 31,370,842.80

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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.