Home / 7,926,242.12-11,869,179.77-5,222,369.95

Finding the Fourth Proportional to 7,926,242.12, 11,869,179.77 and 5,222,369.95

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Solution

The fourth proportional to 7,926,242.12, 11,869,179.77 and 5,222,369.95 is: 7,820,256.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,926,242.12 : 11,869,179.77 = 5,222,369.95 : x
  2. Step 2: Convert to fraction form
    7,926,242.12/11,869,179.77 = 5,222,369.95/x
  3. Step 3: Cross multiply
    7,926,242.12x = 11,869,179.77 × 5,222,369.95
  4. Step 4: Simplify right side
    7,926,242.12x = 61,985,247,735,884.07
  5. Step 5: Solve for x
    x = 61,985,247,735,884.07/7,926,242.12
  6. Step 6: Final answer
    x = 7,820,256.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.