Home / 11,263,811.97-16,868,161.15-10,172,061.98

Finding the Fourth Proportional to 11,263,811.97, 16,868,161.15 and 10,172,061.98

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Solution

The fourth proportional to 11,263,811.97, 16,868,161.15 and 10,172,061.98 is: 15,233,207.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,263,811.97 : 16,868,161.15 = 10,172,061.98 : x
  2. Step 2: Convert to fraction form
    11,263,811.97/16,868,161.15 = 10,172,061.98/x
  3. Step 3: Cross multiply
    11,263,811.97x = 16,868,161.15 × 10,172,061.98
  4. Step 4: Simplify right side
    11,263,811.97x = 171,583,980,571,226.94
  5. Step 5: Solve for x
    x = 171,583,980,571,226.94/11,263,811.97
  6. Step 6: Final answer
    x = 15,233,207.11

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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.