Home / 21,668,173.53-32,492,811.78-8,195,553.69

Finding the Fourth Proportional to 21,668,173.53, 32,492,811.78 and 8,195,553.69

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Solution

The fourth proportional to 21,668,173.53, 32,492,811.78 and 8,195,553.69 is: 12,289,756.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,668,173.53 : 32,492,811.78 = 8,195,553.69 : x
  2. Step 2: Convert to fraction form
    21,668,173.53/32,492,811.78 = 8,195,553.69/x
  3. Step 3: Cross multiply
    21,668,173.53x = 32,492,811.78 × 8,195,553.69
  4. Step 4: Simplify right side
    21,668,173.53x = 266,296,583,482,054.50
  5. Step 5: Solve for x
    x = 266,296,583,482,054.50/21,668,173.53
  6. Step 6: Final answer
    x = 12,289,756.82

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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.