Home / 27,309,793.84-40,936,078.72-12,724,687.04

Finding the Fourth Proportional to 27,309,793.84, 40,936,078.72 and 12,724,687.04

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Solution

The fourth proportional to 27,309,793.84, 40,936,078.72 and 12,724,687.04 is: 19,073,699.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,309,793.84 : 40,936,078.72 = 12,724,687.04 : x
  2. Step 2: Convert to fraction form
    27,309,793.84/40,936,078.72 = 12,724,687.04/x
  3. Step 3: Cross multiply
    27,309,793.84x = 40,936,078.72 × 12,724,687.04
  4. Step 4: Simplify right side
    27,309,793.84x = 520,898,790,356,803.75
  5. Step 5: Solve for x
    x = 520,898,790,356,803.75/27,309,793.84
  6. Step 6: Final answer
    x = 19,073,699.11

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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.