Home / 55,403,753.77-76,455,845.54-30,284,746.57

Finding the Fourth Proportional to 55,403,753.77, 76,455,845.54 and 30,284,746.57

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Solution

The fourth proportional to 55,403,753.77, 76,455,845.54 and 30,284,746.57 is: 41,792,220.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,403,753.77 : 76,455,845.54 = 30,284,746.57 : x
  2. Step 2: Convert to fraction form
    55,403,753.77/76,455,845.54 = 30,284,746.57/x
  3. Step 3: Cross multiply
    55,403,753.77x = 76,455,845.54 × 30,284,746.57
  4. Step 4: Simplify right side
    55,403,753.77x = 2,315,445,905,591,686
  5. Step 5: Solve for x
    x = 2,315,445,905,591,686/55,403,753.77
  6. Step 6: Final answer
    x = 41,792,220.71

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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.