Home / 7,110,203.43-9,809,288.79-4,129,399.38

Finding the Fourth Proportional to 7,110,203.43, 9,809,288.79 and 4,129,399.38

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Solution

The fourth proportional to 7,110,203.43, 9,809,288.79 and 4,129,399.38 is: 5,696,949.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,110,203.43 : 9,809,288.79 = 4,129,399.38 : x
  2. Step 2: Convert to fraction form
    7,110,203.43/9,809,288.79 = 4,129,399.38/x
  3. Step 3: Cross multiply
    7,110,203.43x = 9,809,288.79 × 4,129,399.38
  4. Step 4: Simplify right side
    7,110,203.43x = 40,506,471,047,666.95
  5. Step 5: Solve for x
    x = 40,506,471,047,666.95/7,110,203.43
  6. Step 6: Final answer
    x = 5,696,949.66

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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.