Home / 18,581,730.60-27,872,595.90-4,936,982.94

Finding the Fourth Proportional to 18,581,730.60, 27,872,595.90 and 4,936,982.94

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Solution

The fourth proportional to 18,581,730.60, 27,872,595.90 and 4,936,982.94 is: 7,405,474.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,581,730.60 : 27,872,595.90 = 4,936,982.94 : x
  2. Step 2: Convert to fraction form
    18,581,730.60/27,872,595.90 = 4,936,982.94/x
  3. Step 3: Cross multiply
    18,581,730.60x = 27,872,595.90 × 4,936,982.94
  4. Step 4: Simplify right side
    18,581,730.60x = 137,606,530,451,813.95
  5. Step 5: Solve for x
    x = 137,606,530,451,813.95/18,581,730.60
  6. Step 6: Final answer
    x = 7,405,474.41

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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.