Home / 11,926,866.10-16,458,626.19-7,288,407.22

Finding the Fourth Proportional to 11,926,866.10, 16,458,626.19 and 7,288,407.22

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Solution

The fourth proportional to 11,926,866.10, 16,458,626.19 and 7,288,407.22 is: 10,057,727.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,926,866.10 : 16,458,626.19 = 7,288,407.22 : x
  2. Step 2: Convert to fraction form
    11,926,866.10/16,458,626.19 = 7,288,407.22/x
  3. Step 3: Cross multiply
    11,926,866.10x = 16,458,626.19 × 7,288,407.22
  4. Step 4: Simplify right side
    11,926,866.10x = 119,957,169,954,477.08
  5. Step 5: Solve for x
    x = 119,957,169,954,477.08/11,926,866.10
  6. Step 6: Final answer
    x = 10,057,727.57

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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.