Home / 5,086,056.32-7,628,998.08-2,689,389.44

Finding the Fourth Proportional to 5,086,056.32, 7,628,998.08 and 2,689,389.44

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Solution

The fourth proportional to 5,086,056.32, 7,628,998.08 and 2,689,389.44 is: 4,034,038.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,086,056.32 : 7,628,998.08 = 2,689,389.44 : x
  2. Step 2: Convert to fraction form
    5,086,056.32/7,628,998.08 = 2,689,389.44/x
  3. Step 3: Cross multiply
    5,086,056.32x = 7,628,998.08 × 2,689,389.44
  4. Step 4: Simplify right side
    5,086,056.32x = 20,517,346,874,132.27
  5. Step 5: Solve for x
    x = 20,517,346,874,132.27/5,086,056.32
  6. Step 6: Final answer
    x = 4,034,038.47

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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.