Home / 31,054,084.96-42,852,888.30-17,115,397.66

Finding the Fourth Proportional to 31,054,084.96, 42,852,888.30 and 17,115,397.66

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Solution

The fourth proportional to 31,054,084.96, 42,852,888.30 and 17,115,397.66 is: 23,618,284.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,054,084.96 : 42,852,888.30 = 17,115,397.66 : x
  2. Step 2: Convert to fraction form
    31,054,084.96/42,852,888.30 = 17,115,397.66/x
  3. Step 3: Cross multiply
    31,054,084.96x = 42,852,888.30 × 17,115,397.66
  4. Step 4: Simplify right side
    31,054,084.96x = 733,444,224,134,061.38
  5. Step 5: Solve for x
    x = 733,444,224,134,061.38/31,054,084.96
  6. Step 6: Final answer
    x = 23,618,284.84

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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.