Home / 10,040,497.52-13,855,810.20-5,456,851.70

Finding the Fourth Proportional to 10,040,497.52, 13,855,810.20 and 5,456,851.70

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Solution

The fourth proportional to 10,040,497.52, 13,855,810.20 and 5,456,851.70 is: 7,530,413.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,040,497.52 : 13,855,810.20 = 5,456,851.70 : x
  2. Step 2: Convert to fraction form
    10,040,497.52/13,855,810.20 = 5,456,851.70/x
  3. Step 3: Cross multiply
    10,040,497.52x = 13,855,810.20 × 5,456,851.70
  4. Step 4: Simplify right side
    10,040,497.52x = 75,609,101,444,747.34
  5. Step 5: Solve for x
    x = 75,609,101,444,747.34/10,040,497.52
  6. Step 6: Final answer
    x = 7,530,413.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.