Home / 12,656,206.89-17,465,557.91-6,854,986.89

Finding the Fourth Proportional to 12,656,206.89, 17,465,557.91 and 6,854,986.89

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Solution

The fourth proportional to 12,656,206.89, 17,465,557.91 and 6,854,986.89 is: 9,459,877.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,656,206.89 : 17,465,557.91 = 6,854,986.89 : x
  2. Step 2: Convert to fraction form
    12,656,206.89/17,465,557.91 = 6,854,986.89/x
  3. Step 3: Cross multiply
    12,656,206.89x = 17,465,557.91 × 6,854,986.89
  4. Step 4: Simplify right side
    12,656,206.89x = 119,726,170,465,310.88
  5. Step 5: Solve for x
    x = 119,726,170,465,310.88/12,656,206.89
  6. Step 6: Final answer
    x = 9,459,877.79

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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.