Home / 57,318,722.88-85,962,124.32-18,983,226.24

Finding the Fourth Proportional to 57,318,722.88, 85,962,124.32 and 18,983,226.24

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Solution

The fourth proportional to 57,318,722.88, 85,962,124.32 and 18,983,226.24 is: 28,469,553.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,318,722.88 : 85,962,124.32 = 18,983,226.24 : x
  2. Step 2: Convert to fraction form
    57,318,722.88/85,962,124.32 = 18,983,226.24/x
  3. Step 3: Cross multiply
    57,318,722.88x = 85,962,124.32 × 18,983,226.24
  4. Step 4: Simplify right side
    57,318,722.88x = 1,631,838,454,037,566
  5. Step 5: Solve for x
    x = 1,631,838,454,037,566/57,318,722.88
  6. Step 6: Final answer
    x = 28,469,553.61

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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.