Home / 10,368,829.70-15,553,244.55-8,857,175.30

Finding the Fourth Proportional to 10,368,829.70, 15,553,244.55 and 8,857,175.30

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Solution

The fourth proportional to 10,368,829.70, 15,553,244.55 and 8,857,175.30 is: 13,285,762.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,829.70 : 15,553,244.55 = 8,857,175.30 : x
  2. Step 2: Convert to fraction form
    10,368,829.70/15,553,244.55 = 8,857,175.30/x
  3. Step 3: Cross multiply
    10,368,829.70x = 15,553,244.55 × 8,857,175.30
  4. Step 4: Simplify right side
    10,368,829.70x = 137,757,813,463,119.64
  5. Step 5: Solve for x
    x = 137,757,813,463,119.64/10,368,829.70
  6. Step 6: Final answer
    x = 13,285,762.95

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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.