Home / 12,537,092.90-17,293,858.11-7,883,512.89

Finding the Fourth Proportional to 12,537,092.90, 17,293,858.11 and 7,883,512.89

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Solution

The fourth proportional to 12,537,092.90, 17,293,858.11 and 7,883,512.89 is: 10,874,638.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,537,092.90 : 17,293,858.11 = 7,883,512.89 : x
  2. Step 2: Convert to fraction form
    12,537,092.90/17,293,858.11 = 7,883,512.89/x
  3. Step 3: Cross multiply
    12,537,092.90x = 17,293,858.11 × 7,883,512.89
  4. Step 4: Simplify right side
    12,537,092.90x = 136,336,353,328,016.03
  5. Step 5: Solve for x
    x = 136,336,353,328,016.03/12,537,092.90
  6. Step 6: Final answer
    x = 10,874,638.52

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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.