Home / 6,652,816.80-9,979,225.20-5,979,658.20

Finding the Fourth Proportional to 6,652,816.80, 9,979,225.20 and 5,979,658.20

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Solution

The fourth proportional to 6,652,816.80, 9,979,225.20 and 5,979,658.20 is: 8,969,487.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,652,816.80 : 9,979,225.20 = 5,979,658.20 : x
  2. Step 2: Convert to fraction form
    6,652,816.80/9,979,225.20 = 5,979,658.20/x
  3. Step 3: Cross multiply
    6,652,816.80x = 9,979,225.20 × 5,979,658.20
  4. Step 4: Simplify right side
    6,652,816.80x = 59,672,355,796,826.64
  5. Step 5: Solve for x
    x = 59,672,355,796,826.64/6,652,816.80
  6. Step 6: Final answer
    x = 8,969,487.30

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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.