Home / 11,075,121.60-16,612,682.40-10,543,680.60

Finding the Fourth Proportional to 11,075,121.60, 16,612,682.40 and 10,543,680.60

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Solution

The fourth proportional to 11,075,121.60, 16,612,682.40 and 10,543,680.60 is: 15,815,520.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,075,121.60 : 16,612,682.40 = 10,543,680.60 : x
  2. Step 2: Convert to fraction form
    11,075,121.60/16,612,682.40 = 10,543,680.60/x
  3. Step 3: Cross multiply
    11,075,121.60x = 16,612,682.40 × 10,543,680.60
  4. Step 4: Simplify right side
    11,075,121.60x = 175,158,817,134,841.44
  5. Step 5: Solve for x
    x = 175,158,817,134,841.44/11,075,121.60
  6. Step 6: Final answer
    x = 15,815,520.90

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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.