Home / 12,358,839.78-17,054,515.82-6,851,893.14

Finding the Fourth Proportional to 12,358,839.78, 17,054,515.82 and 6,851,893.14

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Solution

The fourth proportional to 12,358,839.78, 17,054,515.82 and 6,851,893.14 is: 9,455,233.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,358,839.78 : 17,054,515.82 = 6,851,893.14 : x
  2. Step 2: Convert to fraction form
    12,358,839.78/17,054,515.82 = 6,851,893.14/x
  3. Step 3: Cross multiply
    12,358,839.78x = 17,054,515.82 × 6,851,893.14
  4. Step 4: Simplify right side
    12,358,839.78x = 116,855,719,918,820.02
  5. Step 5: Solve for x
    x = 116,855,719,918,820.02/12,358,839.78
  6. Step 6: Final answer
    x = 9,455,233.82

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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.