Home / 6,477,286.20-9,715,929.30-6,382,807.80

Finding the Fourth Proportional to 6,477,286.20, 9,715,929.30 and 6,382,807.80

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Solution

The fourth proportional to 6,477,286.20, 9,715,929.30 and 6,382,807.80 is: 9,574,211.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,477,286.20 : 9,715,929.30 = 6,382,807.80 : x
  2. Step 2: Convert to fraction form
    6,477,286.20/9,715,929.30 = 6,382,807.80/x
  3. Step 3: Cross multiply
    6,477,286.20x = 9,715,929.30 × 6,382,807.80
  4. Step 4: Simplify right side
    6,477,286.20x = 62,014,909,320,288.54
  5. Step 5: Solve for x
    x = 62,014,909,320,288.54/6,477,286.20
  6. Step 6: Final answer
    x = 9,574,211.70

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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.