Home / 5,907,639.75-8,863,034.87-2,121,155.43

Finding the Fourth Proportional to 5,907,639.75, 8,863,034.87 and 2,121,155.43

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Solution

The fourth proportional to 5,907,639.75, 8,863,034.87 and 2,121,155.43 is: 3,182,298.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,907,639.75 : 8,863,034.87 = 2,121,155.43 : x
  2. Step 2: Convert to fraction form
    5,907,639.75/8,863,034.87 = 2,121,155.43/x
  3. Step 3: Cross multiply
    5,907,639.75x = 8,863,034.87 × 2,121,155.43
  4. Step 4: Simplify right side
    5,907,639.75x = 18,799,874,540,779.84
  5. Step 5: Solve for x
    x = 18,799,874,540,779.84/5,907,639.75
  6. Step 6: Final answer
    x = 3,182,298.74

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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.