Home / 41,609,994.57-57,374,802.09-31,122,400.77

Finding the Fourth Proportional to 41,609,994.57, 57,374,802.09 and 31,122,400.77

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Solution

The fourth proportional to 41,609,994.57, 57,374,802.09 and 31,122,400.77 is: 42,913,766.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,609,994.57 : 57,374,802.09 = 31,122,400.77 : x
  2. Step 2: Convert to fraction form
    41,609,994.57/57,374,802.09 = 31,122,400.77/x
  3. Step 3: Cross multiply
    41,609,994.57x = 57,374,802.09 × 31,122,400.77
  4. Step 4: Simplify right side
    41,609,994.57x = 1,785,641,584,744,413.75
  5. Step 5: Solve for x
    x = 1,785,641,584,744,413.75/41,609,994.57
  6. Step 6: Final answer
    x = 42,913,766.35

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1.5x scale

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.