Home / 7,836,942.11-10,814,000.78-4,351,807.04

Finding the Fourth Proportional to 7,836,942.11, 10,814,000.78 and 4,351,807.04

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Solution

The fourth proportional to 7,836,942.11, 10,814,000.78 and 4,351,807.04 is: 6,004,949.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,836,942.11 : 10,814,000.78 = 4,351,807.04 : x
  2. Step 2: Convert to fraction form
    7,836,942.11/10,814,000.78 = 4,351,807.04/x
  3. Step 3: Cross multiply
    7,836,942.11x = 10,814,000.78 × 4,351,807.04
  4. Step 4: Simplify right side
    7,836,942.11x = 47,060,444,681,779.01
  5. Step 5: Solve for x
    x = 47,060,444,681,779.01/7,836,942.11
  6. Step 6: Final answer
    x = 6,004,949.90

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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.