Home / 31,054,083.96-42,852,886.92-17,115,396.66

Finding the Fourth Proportional to 31,054,083.96, 42,852,886.92 and 17,115,396.66

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Solution

The fourth proportional to 31,054,083.96, 42,852,886.92 and 17,115,396.66 is: 23,618,283.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,054,083.96 : 42,852,886.92 = 17,115,396.66 : x
  2. Step 2: Convert to fraction form
    31,054,083.96/42,852,886.92 = 17,115,396.66/x
  3. Step 3: Cross multiply
    31,054,083.96x = 42,852,886.92 × 17,115,396.66
  4. Step 4: Simplify right side
    31,054,083.96x = 733,444,157,661,925.75
  5. Step 5: Solve for x
    x = 733,444,157,661,925.75/31,054,083.96
  6. Step 6: Final answer
    x = 23,618,283.46

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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.