Home / 10,778,016.87-16,161,043.86-3,585,624.51

Finding the Fourth Proportional to 10,778,016.87, 16,161,043.86 and 3,585,624.51

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Solution

The fourth proportional to 10,778,016.87, 16,161,043.86 and 3,585,624.51 is: 5,376,446.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,778,016.87 : 16,161,043.86 = 3,585,624.51 : x
  2. Step 2: Convert to fraction form
    10,778,016.87/16,161,043.86 = 3,585,624.51/x
  3. Step 3: Cross multiply
    10,778,016.87x = 16,161,043.86 × 3,585,624.51
  4. Step 4: Simplify right side
    10,778,016.87x = 57,947,434,971,601
  5. Step 5: Solve for x
    x = 57,947,434,971,601/10,778,016.87
  6. Step 6: Final answer
    x = 5,376,446.86

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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.