Home / 9,988,328.54-13,793,207.82-7,351,716.80

Finding the Fourth Proportional to 9,988,328.54, 13,793,207.82 and 7,351,716.80

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Solution

The fourth proportional to 9,988,328.54, 13,793,207.82 and 7,351,716.80 is: 10,152,224.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,988,328.54 : 13,793,207.82 = 7,351,716.80 : x
  2. Step 2: Convert to fraction form
    9,988,328.54/13,793,207.82 = 7,351,716.80/x
  3. Step 3: Cross multiply
    9,988,328.54x = 13,793,207.82 × 7,351,716.80
  4. Step 4: Simplify right side
    9,988,328.54x = 101,403,757,656,185.38
  5. Step 5: Solve for x
    x = 101,403,757,656,185.38/9,988,328.54
  6. Step 6: Final answer
    x = 10,152,224.89

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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.