Home / 7,957,379.12-11,938,397.83-2,565,921.11

Finding the Fourth Proportional to 7,957,379.12, 11,938,397.83 and 2,565,921.11

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Solution

The fourth proportional to 7,957,379.12, 11,938,397.83 and 2,565,921.11 is: 3,849,632.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,957,379.12 : 11,938,397.83 = 2,565,921.11 : x
  2. Step 2: Convert to fraction form
    7,957,379.12/11,938,397.83 = 2,565,921.11/x
  3. Step 3: Cross multiply
    7,957,379.12x = 11,938,397.83 × 2,565,921.11
  4. Step 4: Simplify right side
    7,957,379.12x = 30,632,986,945,468.40
  5. Step 5: Solve for x
    x = 30,632,986,945,468.40/7,957,379.12
  6. Step 6: Final answer
    x = 3,849,632.71

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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.