Home / 10,876,442.80-16,314,145.80-3,687,271.60

Finding the Fourth Proportional to 10,876,442.80, 16,314,145.80 and 3,687,271.60

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Solution

The fourth proportional to 10,876,442.80, 16,314,145.80 and 3,687,271.60 is: 5,530,731.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,876,442.80 : 16,314,145.80 = 3,687,271.60 : x
  2. Step 2: Convert to fraction form
    10,876,442.80/16,314,145.80 = 3,687,271.60/x
  3. Step 3: Cross multiply
    10,876,442.80x = 16,314,145.80 × 3,687,271.60
  4. Step 4: Simplify right side
    10,876,442.80x = 60,154,686,486,599.28
  5. Step 5: Solve for x
    x = 60,154,686,486,599.28/10,876,442.80
  6. Step 6: Final answer
    x = 5,530,731.65

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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.