Home / 5,437,904.22-8,139,114.06-3,998,205.90

Finding the Fourth Proportional to 5,437,904.22, 8,139,114.06 and 3,998,205.90

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Solution

The fourth proportional to 5,437,904.22, 8,139,114.06 and 3,998,205.90 is: 5,984,263.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437,904.22 : 8,139,114.06 = 3,998,205.90 : x
  2. Step 2: Convert to fraction form
    5,437,904.22/8,139,114.06 = 3,998,205.90/x
  3. Step 3: Cross multiply
    5,437,904.22x = 8,139,114.06 × 3,998,205.90
  4. Step 4: Simplify right side
    5,437,904.22x = 32,541,853,855,464.95
  5. Step 5: Solve for x
    x = 32,541,853,855,464.95/5,437,904.22
  6. Step 6: Final answer
    x = 5,984,263.89

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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.