Home / 11,167,715.17-15,411,821.15-6,206,365.59

Finding the Fourth Proportional to 11,167,715.17, 15,411,821.15 and 6,206,365.59

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Solution

The fourth proportional to 11,167,715.17, 15,411,821.15 and 6,206,365.59 is: 8,564,992.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,167,715.17 : 15,411,821.15 = 6,206,365.59 : x
  2. Step 2: Convert to fraction form
    11,167,715.17/15,411,821.15 = 6,206,365.59/x
  3. Step 3: Cross multiply
    11,167,715.17x = 15,411,821.15 × 6,206,365.59
  4. Step 4: Simplify right side
    11,167,715.17x = 95,651,396,422,315.81
  5. Step 5: Solve for x
    x = 95,651,396,422,315.81/11,167,715.17
  6. Step 6: Final answer
    x = 8,564,992.48

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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.