Home / 5,012,715.12-7,521,795-2,133,612.24

Finding the Fourth Proportional to 5,012,715.12, 7,521,795 and 2,133,612.24

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Solution

The fourth proportional to 5,012,715.12, 7,521,795 and 2,133,612.24 is: 3,201,577.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,012,715.12 : 7,521,795 = 2,133,612.24 : x
  2. Step 2: Convert to fraction form
    5,012,715.12/7,521,795 = 2,133,612.24/x
  3. Step 3: Cross multiply
    5,012,715.12x = 7,521,795 × 2,133,612.24
  4. Step 4: Simplify right side
    5,012,715.12x = 16,048,593,878,770.80
  5. Step 5: Solve for x
    x = 16,048,593,878,770.80/5,012,715.12
  6. Step 6: Final answer
    x = 3,201,577.09

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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.