Home / 68,238,046.20-102,357,506.70-27,300,905.40

Finding the Fourth Proportional to 68,238,046.20, 102,357,506.70 and 27,300,905.40

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Solution

The fourth proportional to 68,238,046.20, 102,357,506.70 and 27,300,905.40 is: 40,951,533.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,238,046.20 : 102,357,506.70 = 27,300,905.40 : x
  2. Step 2: Convert to fraction form
    68,238,046.20/102,357,506.70 = 27,300,905.40/x
  3. Step 3: Cross multiply
    68,238,046.20x = 102,357,506.70 × 27,300,905.40
  4. Step 4: Simplify right side
    68,238,046.20x = 2,794,452,607,396,566
  5. Step 5: Solve for x
    x = 2,794,452,607,396,566/68,238,046.20
  6. Step 6: Final answer
    x = 40,951,533.10

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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.