Home / 10,765,441.80-16,129,882.70-6,496,640.20

Finding the Fourth Proportional to 10,765,441.80, 16,129,882.70 and 6,496,640.20

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Solution

The fourth proportional to 10,765,441.80, 16,129,882.70 and 6,496,640.20 is: 9,733,928.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,765,441.80 : 16,129,882.70 = 6,496,640.20 : x
  2. Step 2: Convert to fraction form
    10,765,441.80/16,129,882.70 = 6,496,640.20/x
  3. Step 3: Cross multiply
    10,765,441.80x = 16,129,882.70 × 6,496,640.20
  4. Step 4: Simplify right side
    10,765,441.80x = 104,790,044,370,104.53
  5. Step 5: Solve for x
    x = 104,790,044,370,104.53/10,765,441.80
  6. Step 6: Final answer
    x = 9,733,928.84

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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.