Home / 10,936,039.40-16,399,143.90-4,202,215.40

Finding the Fourth Proportional to 10,936,039.40, 16,399,143.90 and 4,202,215.40

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Solution

The fourth proportional to 10,936,039.40, 16,399,143.90 and 4,202,215.40 is: 6,301,434.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,936,039.40 : 16,399,143.90 = 4,202,215.40 : x
  2. Step 2: Convert to fraction form
    10,936,039.40/16,399,143.90 = 4,202,215.40/x
  3. Step 3: Cross multiply
    10,936,039.40x = 16,399,143.90 × 4,202,215.40
  4. Step 4: Simplify right side
    10,936,039.40x = 68,912,735,043,396.07
  5. Step 5: Solve for x
    x = 68,912,735,043,396.07/10,936,039.40
  6. Step 6: Final answer
    x = 6,301,434.42

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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.