Home / 31,044,073.74-42,530,573.96-29,880,458.46

Finding the Fourth Proportional to 31,044,073.74, 42,530,573.96 and 29,880,458.46

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Solution

The fourth proportional to 31,044,073.74, 42,530,573.96 and 29,880,458.46 is: 40,936,413.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,044,073.74 : 42,530,573.96 = 29,880,458.46 : x
  2. Step 2: Convert to fraction form
    31,044,073.74/42,530,573.96 = 29,880,458.46/x
  3. Step 3: Cross multiply
    31,044,073.74x = 42,530,573.96 × 29,880,458.46
  4. Step 4: Simplify right side
    31,044,073.74x = 1,270,833,048,342,335.50
  5. Step 5: Solve for x
    x = 1,270,833,048,342,335.50/31,044,073.74
  6. Step 6: Final answer
    x = 40,936,413.79

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.