Home / 9,107,099.17-12,569,351.82-5,436,205.09

Finding the Fourth Proportional to 9,107,099.17, 12,569,351.82 and 5,436,205.09

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Solution

The fourth proportional to 9,107,099.17, 12,569,351.82 and 5,436,205.09 is: 7,502,891.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,107,099.17 : 12,569,351.82 = 5,436,205.09 : x
  2. Step 2: Convert to fraction form
    9,107,099.17/12,569,351.82 = 5,436,205.09/x
  3. Step 3: Cross multiply
    9,107,099.17x = 12,569,351.82 × 5,436,205.09
  4. Step 4: Simplify right side
    9,107,099.17x = 68,329,574,341,884.77
  5. Step 5: Solve for x
    x = 68,329,574,341,884.77/9,107,099.17
  6. Step 6: Final answer
    x = 7,502,891.21

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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.