Home / 6,172,068-8,515,485.54-3,998,277.48

Finding the Fourth Proportional to 6,172,068, 8,515,485.54 and 3,998,277.48

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Solution

The fourth proportional to 6,172,068, 8,515,485.54 and 3,998,277.48 is: 5,516,347.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,172,068 : 8,515,485.54 = 3,998,277.48 : x
  2. Step 2: Convert to fraction form
    6,172,068/8,515,485.54 = 3,998,277.48/x
  3. Step 3: Cross multiply
    6,172,068x = 8,515,485.54 × 3,998,277.48
  4. Step 4: Simplify right side
    6,172,068x = 34,047,274,065,847.64
  5. Step 5: Solve for x
    x = 34,047,274,065,847.64/6,172,068
  6. Step 6: Final answer
    x = 5,516,347.85

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1.5x scale

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.