Home / 10,972,715.76-16,459,860.96-3,784,144

Finding the Fourth Proportional to 10,972,715.76, 16,459,860.96 and 3,784,144

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Solution

The fourth proportional to 10,972,715.76, 16,459,860.96 and 3,784,144 is: 5,676,487.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,972,715.76 : 16,459,860.96 = 3,784,144 : x
  2. Step 2: Convert to fraction form
    10,972,715.76/16,459,860.96 = 3,784,144/x
  3. Step 3: Cross multiply
    10,972,715.76x = 16,459,860.96 × 3,784,144
  4. Step 4: Simplify right side
    10,972,715.76x = 62,286,484,092,618.24
  5. Step 5: Solve for x
    x = 62,286,484,092,618.24/10,972,715.76
  6. Step 6: Final answer
    x = 5,676,487.52

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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.