Home / 12,255,610.20-18,386,039.70-3,736,807.80

Finding the Fourth Proportional to 12,255,610.20, 18,386,039.70 and 3,736,807.80

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Solution

The fourth proportional to 12,255,610.20, 18,386,039.70 and 3,736,807.80 is: 5,606,011.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,255,610.20 : 18,386,039.70 = 3,736,807.80 : x
  2. Step 2: Convert to fraction form
    12,255,610.20/18,386,039.70 = 3,736,807.80/x
  3. Step 3: Cross multiply
    12,255,610.20x = 18,386,039.70 × 3,736,807.80
  4. Step 4: Simplify right side
    12,255,610.20x = 68,705,096,562,069.66
  5. Step 5: Solve for x
    x = 68,705,096,562,069.66/12,255,610.20
  6. Step 6: Final answer
    x = 5,606,011.90

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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.