Home / 12,274,612.78-18,411,251.79-3,754,949.24

Finding the Fourth Proportional to 12,274,612.78, 18,411,251.79 and 3,754,949.24

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Solution

The fourth proportional to 12,274,612.78, 18,411,251.79 and 3,754,949.24 is: 5,632,219.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,274,612.78 : 18,411,251.79 = 3,754,949.24 : x
  2. Step 2: Convert to fraction form
    12,274,612.78/18,411,251.79 = 3,754,949.24/x
  3. Step 3: Cross multiply
    12,274,612.78x = 18,411,251.79 × 3,754,949.24
  4. Step 4: Simplify right side
    12,274,612.78x = 69,133,315,897,534.40
  5. Step 5: Solve for x
    x = 69,133,315,897,534.40/12,274,612.78
  6. Step 6: Final answer
    x = 5,632,219.70

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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.