Home / 10,468,012.16-15,701,998.80-3,280,096.64

Finding the Fourth Proportional to 10,468,012.16, 15,701,998.80 and 3,280,096.64

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Solution

The fourth proportional to 10,468,012.16, 15,701,998.80 and 3,280,096.64 is: 4,920,138.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,468,012.16 : 15,701,998.80 = 3,280,096.64 : x
  2. Step 2: Convert to fraction form
    10,468,012.16/15,701,998.80 = 3,280,096.64/x
  3. Step 3: Cross multiply
    10,468,012.16x = 15,701,998.80 × 3,280,096.64
  4. Step 4: Simplify right side
    10,468,012.16x = 51,504,073,505,164.04
  5. Step 5: Solve for x
    x = 51,504,073,505,164.04/10,468,012.16
  6. Step 6: Final answer
    x = 4,920,138.87

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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.