Home / 12,263,658.12-18,398,334.63-4,176,703.78

Finding the Fourth Proportional to 12,263,658.12, 18,398,334.63 and 4,176,703.78

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Solution

The fourth proportional to 12,263,658.12, 18,398,334.63 and 4,176,703.78 is: 6,266,025.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,263,658.12 : 18,398,334.63 = 4,176,703.78 : x
  2. Step 2: Convert to fraction form
    12,263,658.12/18,398,334.63 = 4,176,703.78/x
  3. Step 3: Cross multiply
    12,263,658.12x = 18,398,334.63 × 4,176,703.78
  4. Step 4: Simplify right side
    12,263,658.12x = 76,844,393,764,492.70
  5. Step 5: Solve for x
    x = 76,844,393,764,492.70/12,263,658.12
  6. Step 6: Final answer
    x = 6,266,025.44

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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.