Home / 12,173,377.83-18,262,866.11-3,653,875.59

Finding the Fourth Proportional to 12,173,377.83, 18,262,866.11 and 3,653,875.59

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Solution

The fourth proportional to 12,173,377.83, 18,262,866.11 and 3,653,875.59 is: 5,481,653.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,173,377.83 : 18,262,866.11 = 3,653,875.59 : x
  2. Step 2: Convert to fraction form
    12,173,377.83/18,262,866.11 = 3,653,875.59/x
  3. Step 3: Cross multiply
    12,173,377.83x = 18,262,866.11 × 3,653,875.59
  4. Step 4: Simplify right side
    12,173,377.83x = 66,730,240,664,497.88
  5. Step 5: Solve for x
    x = 66,730,240,664,497.88/12,173,377.83
  6. Step 6: Final answer
    x = 5,481,653.62

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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.