Home / 7,400,732.80-11,101,099.20-4,212,086.80

Finding the Fourth Proportional to 7,400,732.80, 11,101,099.20 and 4,212,086.80

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Solution

The fourth proportional to 7,400,732.80, 11,101,099.20 and 4,212,086.80 is: 6,318,130.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,400,732.80 : 11,101,099.20 = 4,212,086.80 : x
  2. Step 2: Convert to fraction form
    7,400,732.80/11,101,099.20 = 4,212,086.80/x
  3. Step 3: Cross multiply
    7,400,732.80x = 11,101,099.20 × 4,212,086.80
  4. Step 4: Simplify right side
    7,400,732.80x = 46,758,793,405,810.55
  5. Step 5: Solve for x
    x = 46,758,793,405,810.55/7,400,732.80
  6. Step 6: Final answer
    x = 6,318,130.20

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1.5x scale

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.