Home / 7,236,369.60-9,990,863.10-4,485,996.24

Finding the Fourth Proportional to 7,236,369.60, 9,990,863.10 and 4,485,996.24

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Solution

The fourth proportional to 7,236,369.60, 9,990,863.10 and 4,485,996.24 is: 6,193,571.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,236,369.60 : 9,990,863.10 = 4,485,996.24 : x
  2. Step 2: Convert to fraction form
    7,236,369.60/9,990,863.10 = 4,485,996.24/x
  3. Step 3: Cross multiply
    7,236,369.60x = 9,990,863.10 × 4,485,996.24
  4. Step 4: Simplify right side
    7,236,369.60x = 44,818,974,300,954.74
  5. Step 5: Solve for x
    x = 44,818,974,300,954.74/7,236,369.60
  6. Step 6: Final answer
    x = 6,193,571.75

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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.