Home / 8,907,882.55-13,371,272.61-7,889,821.75

Finding the Fourth Proportional to 8,907,882.55, 13,371,272.61 and 7,889,821.75

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Solution

The fourth proportional to 8,907,882.55, 13,371,272.61 and 7,889,821.75 is: 11,843,101.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,907,882.55 : 13,371,272.61 = 7,889,821.75 : x
  2. Step 2: Convert to fraction form
    8,907,882.55/13,371,272.61 = 7,889,821.75/x
  3. Step 3: Cross multiply
    8,907,882.55x = 13,371,272.61 × 7,889,821.75
  4. Step 4: Simplify right side
    8,907,882.55x = 105,496,957,463,557.27
  5. Step 5: Solve for x
    x = 105,496,957,463,557.27/8,907,882.55
  6. Step 6: Final answer
    x = 11,843,101.53

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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.