Home / 69,654,423.10-104,481,634.65-18,541,608.70

Finding the Fourth Proportional to 69,654,423.10, 104,481,634.65 and 18,541,608.70

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Solution

The fourth proportional to 69,654,423.10, 104,481,634.65 and 18,541,608.70 is: 27,812,413.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,654,423.10 : 104,481,634.65 = 18,541,608.70 : x
  2. Step 2: Convert to fraction form
    69,654,423.10/104,481,634.65 = 18,541,608.70/x
  3. Step 3: Cross multiply
    69,654,423.10x = 104,481,634.65 × 18,541,608.70
  4. Step 4: Simplify right side
    69,654,423.10x = 1,937,257,586,016,661.50
  5. Step 5: Solve for x
    x = 1,937,257,586,016,661.50/69,654,423.10
  6. Step 6: Final answer
    x = 27,812,413.05

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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.