Home / 11,008,368.80-16,512,553.20-10,299,780.80

Finding the Fourth Proportional to 11,008,368.80, 16,512,553.20 and 10,299,780.80

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Solution

The fourth proportional to 11,008,368.80, 16,512,553.20 and 10,299,780.80 is: 15,449,671.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,008,368.80 : 16,512,553.20 = 10,299,780.80 : x
  2. Step 2: Convert to fraction form
    11,008,368.80/16,512,553.20 = 10,299,780.80/x
  3. Step 3: Cross multiply
    11,008,368.80x = 16,512,553.20 × 10,299,780.80
  4. Step 4: Simplify right side
    11,008,368.80x = 170,075,678,408,338.56
  5. Step 5: Solve for x
    x = 170,075,678,408,338.56/11,008,368.80
  6. Step 6: Final answer
    x = 15,449,671.20

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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.