Home / 26,711,938.80-40,067,908.20-15,941,401.20

Finding the Fourth Proportional to 26,711,938.80, 40,067,908.20 and 15,941,401.20

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Solution

The fourth proportional to 26,711,938.80, 40,067,908.20 and 15,941,401.20 is: 23,912,101.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,711,938.80 : 40,067,908.20 = 15,941,401.20 : x
  2. Step 2: Convert to fraction form
    26,711,938.80/40,067,908.20 = 15,941,401.20/x
  3. Step 3: Cross multiply
    26,711,938.80x = 40,067,908.20 × 15,941,401.20
  4. Step 4: Simplify right side
    26,711,938.80x = 638,738,599,860,969.88
  5. Step 5: Solve for x
    x = 638,738,599,860,969.88/26,711,938.80
  6. Step 6: Final answer
    x = 23,912,101.80

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1.5x scale

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.