Home / 5,532,139.74-8,296,413.77-1,838,171.45

Finding the Fourth Proportional to 5,532,139.74, 8,296,413.77 and 1,838,171.45

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Solution

The fourth proportional to 5,532,139.74, 8,296,413.77 and 1,838,171.45 is: 2,756,660.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,532,139.74 : 8,296,413.77 = 1,838,171.45 : x
  2. Step 2: Convert to fraction form
    5,532,139.74/8,296,413.77 = 1,838,171.45/x
  3. Step 3: Cross multiply
    5,532,139.74x = 8,296,413.77 × 1,838,171.45
  4. Step 4: Simplify right side
    5,532,139.74x = 15,250,230,878,727.94
  5. Step 5: Solve for x
    x = 15,250,230,878,727.94/5,532,139.74
  6. Step 6: Final answer
    x = 2,756,660.46

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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.