Home / 5,695,078.32-7,859,103-3,116,707.38

Finding the Fourth Proportional to 5,695,078.32, 7,859,103 and 3,116,707.38

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Solution

The fourth proportional to 5,695,078.32, 7,859,103 and 3,116,707.38 is: 4,300,998.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,695,078.32 : 7,859,103 = 3,116,707.38 : x
  2. Step 2: Convert to fraction form
    5,695,078.32/7,859,103 = 3,116,707.38/x
  3. Step 3: Cross multiply
    5,695,078.32x = 7,859,103 × 3,116,707.38
  4. Step 4: Simplify right side
    5,695,078.32x = 24,494,524,320,280.14
  5. Step 5: Solve for x
    x = 24,494,524,320,280.14/5,695,078.32
  6. Step 6: Final answer
    x = 4,300,998.68

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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.