Home / 50,381,530.20-75,578,429.70-18,036,826.20

Finding the Fourth Proportional to 50,381,530.20, 75,578,429.70 and 18,036,826.20

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Solution

The fourth proportional to 50,381,530.20, 75,578,429.70 and 18,036,826.20 is: 27,057,435.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,381,530.20 : 75,578,429.70 = 18,036,826.20 : x
  2. Step 2: Convert to fraction form
    50,381,530.20/75,578,429.70 = 18,036,826.20/x
  3. Step 3: Cross multiply
    50,381,530.20x = 75,578,429.70 × 18,036,826.20
  4. Step 4: Simplify right side
    50,381,530.20x = 1,363,195,000,967,818.25
  5. Step 5: Solve for x
    x = 1,363,195,000,967,818.25/50,381,530.20
  6. Step 6: Final answer
    x = 27,057,435.44

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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.