Home / 68,627,782.80-102,941,674.20-23,188,921.20

Finding the Fourth Proportional to 68,627,782.80, 102,941,674.20 and 23,188,921.20

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Solution

The fourth proportional to 68,627,782.80, 102,941,674.20 and 23,188,921.20 is: 34,783,381.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,627,782.80 : 102,941,674.20 = 23,188,921.20 : x
  2. Step 2: Convert to fraction form
    68,627,782.80/102,941,674.20 = 23,188,921.20/x
  3. Step 3: Cross multiply
    68,627,782.80x = 102,941,674.20 × 23,188,921.20
  4. Step 4: Simplify right side
    68,627,782.80x = 2,387,106,371,219,873
  5. Step 5: Solve for x
    x = 2,387,106,371,219,873/68,627,782.80
  6. Step 6: Final answer
    x = 34,783,381.80

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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.