Home / 10,368,052.20-15,552,078.30-6,381,210.60

Finding the Fourth Proportional to 10,368,052.20, 15,552,078.30 and 6,381,210.60

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Solution

The fourth proportional to 10,368,052.20, 15,552,078.30 and 6,381,210.60 is: 9,571,815.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,052.20 : 15,552,078.30 = 6,381,210.60 : x
  2. Step 2: Convert to fraction form
    10,368,052.20/15,552,078.30 = 6,381,210.60/x
  3. Step 3: Cross multiply
    10,368,052.20x = 15,552,078.30 × 6,381,210.60
  4. Step 4: Simplify right side
    10,368,052.20x = 99,241,086,899,989.98
  5. Step 5: Solve for x
    x = 99,241,086,899,989.98/10,368,052.20
  6. Step 6: Final answer
    x = 9,571,815.90

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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.