Home / 9,389,849.28-12,952,696.32-5,469,143.28

Finding the Fourth Proportional to 9,389,849.28, 12,952,696.32 and 5,469,143.28

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Solution

The fourth proportional to 9,389,849.28, 12,952,696.32 and 5,469,143.28 is: 7,544,333.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,389,849.28 : 12,952,696.32 = 5,469,143.28 : x
  2. Step 2: Convert to fraction form
    9,389,849.28/12,952,696.32 = 5,469,143.28/x
  3. Step 3: Cross multiply
    9,389,849.28x = 12,952,696.32 × 5,469,143.28
  4. Step 4: Simplify right side
    9,389,849.28x = 70,840,152,036,408.73
  5. Step 5: Solve for x
    x = 70,840,152,036,408.73/9,389,849.28
  6. Step 6: Final answer
    x = 7,544,333.24

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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.