Home / 51,847,180.20-77,697,753.66-39,669,497.64

Finding the Fourth Proportional to 51,847,180.20, 77,697,753.66 and 39,669,497.64

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Solution

The fourth proportional to 51,847,180.20, 77,697,753.66 and 39,669,497.64 is: 59,448,379.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,847,180.20 : 77,697,753.66 = 39,669,497.64 : x
  2. Step 2: Convert to fraction form
    51,847,180.20/77,697,753.66 = 39,669,497.64/x
  3. Step 3: Cross multiply
    51,847,180.20x = 77,697,753.66 × 39,669,497.64
  4. Step 4: Simplify right side
    51,847,180.20x = 3,082,230,855,448,671.50
  5. Step 5: Solve for x
    x = 3,082,230,855,448,671.50/51,847,180.20
  6. Step 6: Final answer
    x = 59,448,379.71

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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.