Home / 10,211,011.92-15,318,339.48-3,387,994.56

Finding the Fourth Proportional to 10,211,011.92, 15,318,339.48 and 3,387,994.56

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Solution

The fourth proportional to 10,211,011.92, 15,318,339.48 and 3,387,994.56 is: 5,082,596.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,211,011.92 : 15,318,339.48 = 3,387,994.56 : x
  2. Step 2: Convert to fraction form
    10,211,011.92/15,318,339.48 = 3,387,994.56/x
  3. Step 3: Cross multiply
    10,211,011.92x = 15,318,339.48 × 3,387,994.56
  4. Step 4: Simplify right side
    10,211,011.92x = 51,898,450,826,473.23
  5. Step 5: Solve for x
    x = 51,898,450,826,473.23/10,211,011.92
  6. Step 6: Final answer
    x = 5,082,596.24

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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.