Home / 61,434,319.18-84,778,787.33-33,557,018.71

Finding the Fourth Proportional to 61,434,319.18, 84,778,787.33 and 33,557,018.71

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Solution

The fourth proportional to 61,434,319.18, 84,778,787.33 and 33,557,018.71 is: 46,308,372.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,434,319.18 : 84,778,787.33 = 33,557,018.71 : x
  2. Step 2: Convert to fraction form
    61,434,319.18/84,778,787.33 = 33,557,018.71/x
  3. Step 3: Cross multiply
    61,434,319.18x = 84,778,787.33 × 33,557,018.71
  4. Step 4: Simplify right side
    61,434,319.18x = 2,844,923,352,809,815
  5. Step 5: Solve for x
    x = 2,844,923,352,809,815/61,434,319.18
  6. Step 6: Final answer
    x = 46,308,372.76

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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.