Home / 18,207,938.10-27,311,907.15-4,744,766.10

Finding the Fourth Proportional to 18,207,938.10, 27,311,907.15 and 4,744,766.10

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Solution

The fourth proportional to 18,207,938.10, 27,311,907.15 and 4,744,766.10 is: 7,117,149.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,207,938.10 : 27,311,907.15 = 4,744,766.10 : x
  2. Step 2: Convert to fraction form
    18,207,938.10/27,311,907.15 = 4,744,766.10/x
  3. Step 3: Cross multiply
    18,207,938.10x = 27,311,907.15 × 4,744,766.10
  4. Step 4: Simplify right side
    18,207,938.10x = 129,588,611,171,667.59
  5. Step 5: Solve for x
    x = 129,588,611,171,667.59/18,207,938.10
  6. Step 6: Final answer
    x = 7,117,149.15

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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.