Home / 11,263,811.28-16,868,160.11-10,172,061.29

Finding the Fourth Proportional to 11,263,811.28, 16,868,160.11 and 10,172,061.29

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Solution

The fourth proportional to 11,263,811.28, 16,868,160.11 and 10,172,061.29 is: 15,233,206.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,263,811.28 : 16,868,160.11 = 10,172,061.29 : x
  2. Step 2: Convert to fraction form
    11,263,811.28/16,868,160.11 = 10,172,061.29/x
  3. Step 3: Cross multiply
    11,263,811.28x = 16,868,160.11 × 10,172,061.29
  4. Step 4: Simplify right side
    11,263,811.28x = 171,583,958,353,252.03
  5. Step 5: Solve for x
    x = 171,583,958,353,252.03/11,263,811.28
  6. Step 6: Final answer
    x = 15,233,206.07

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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.