Home / 9,553,563.78-13,183,787.79-5,423,560.62

Finding the Fourth Proportional to 9,553,563.78, 13,183,787.79 and 5,423,560.62

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Solution

The fourth proportional to 9,553,563.78, 13,183,787.79 and 5,423,560.62 is: 7,484,439.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,553,563.78 : 13,183,787.79 = 5,423,560.62 : x
  2. Step 2: Convert to fraction form
    9,553,563.78/13,183,787.79 = 5,423,560.62/x
  3. Step 3: Cross multiply
    9,553,563.78x = 13,183,787.79 × 5,423,560.62
  4. Step 4: Simplify right side
    9,553,563.78x = 71,503,072,280,280.83
  5. Step 5: Solve for x
    x = 71,503,072,280,280.83/9,553,563.78
  6. Step 6: Final answer
    x = 7,484,439.73

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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.