Home / 11,926,865.10-16,458,624.81-7,288,406.22

Finding the Fourth Proportional to 11,926,865.10, 16,458,624.81 and 7,288,406.22

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Solution

The fourth proportional to 11,926,865.10, 16,458,624.81 and 7,288,406.22 is: 10,057,726.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,926,865.10 : 16,458,624.81 = 7,288,406.22 : x
  2. Step 2: Convert to fraction form
    11,926,865.10/16,458,624.81 = 7,288,406.22/x
  3. Step 3: Cross multiply
    11,926,865.10x = 16,458,624.81 × 7,288,406.22
  4. Step 4: Simplify right side
    11,926,865.10x = 119,957,143,437,850.31
  5. Step 5: Solve for x
    x = 119,957,143,437,850.31/11,926,865.10
  6. Step 6: Final answer
    x = 10,057,726.19

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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.