Home / 71,540,269.73-98,746,981.38-41,778,945.75

Finding the Fourth Proportional to 71,540,269.73, 98,746,981.38 and 41,778,945.75

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Solution

The fourth proportional to 71,540,269.73, 98,746,981.38 and 41,778,945.75 is: 57,667,447.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,540,269.73 : 98,746,981.38 = 41,778,945.75 : x
  2. Step 2: Convert to fraction form
    71,540,269.73/98,746,981.38 = 41,778,945.75/x
  3. Step 3: Cross multiply
    71,540,269.73x = 98,746,981.38 × 41,778,945.75
  4. Step 4: Simplify right side
    71,540,269.73x = 4,125,544,778,051,280
  5. Step 5: Solve for x
    x = 4,125,544,778,051,280/71,540,269.73
  6. Step 6: Final answer
    x = 57,667,447.91

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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.