Home / 6,779,273.50-9,355,580.12-3,988,591.55

Finding the Fourth Proportional to 6,779,273.50, 9,355,580.12 and 3,988,591.55

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Solution

The fourth proportional to 6,779,273.50, 9,355,580.12 and 3,988,591.55 is: 5,504,363.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,779,273.50 : 9,355,580.12 = 3,988,591.55 : x
  2. Step 2: Convert to fraction form
    6,779,273.50/9,355,580.12 = 3,988,591.55/x
  3. Step 3: Cross multiply
    6,779,273.50x = 9,355,580.12 × 3,988,591.55
  4. Step 4: Simplify right side
    6,779,273.50x = 37,315,587,810,256.99
  5. Step 5: Solve for x
    x = 37,315,587,810,256.99/6,779,273.50
  6. Step 6: Final answer
    x = 5,504,363.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.