Home / 6,521,099.70-8,998,766.20-3,620,303.90

Finding the Fourth Proportional to 6,521,099.70, 8,998,766.20 and 3,620,303.90

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Solution

The fourth proportional to 6,521,099.70, 8,998,766.20 and 3,620,303.90 is: 4,995,824.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,521,099.70 : 8,998,766.20 = 3,620,303.90 : x
  2. Step 2: Convert to fraction form
    6,521,099.70/8,998,766.20 = 3,620,303.90/x
  3. Step 3: Cross multiply
    6,521,099.70x = 8,998,766.20 × 3,620,303.90
  4. Step 4: Simplify right side
    6,521,099.70x = 32,578,268,369,048.18
  5. Step 5: Solve for x
    x = 32,578,268,369,048.18/6,521,099.70
  6. Step 6: Final answer
    x = 4,995,824.30

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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.