Home / 11,315,544.15-15,616,780.61-6,354,800.76

Finding the Fourth Proportional to 11,315,544.15, 15,616,780.61 and 6,354,800.76

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Solution

The fourth proportional to 11,315,544.15, 15,616,780.61 and 6,354,800.76 is: 8,770,371.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,315,544.15 : 15,616,780.61 = 6,354,800.76 : x
  2. Step 2: Convert to fraction form
    11,315,544.15/15,616,780.61 = 6,354,800.76/x
  3. Step 3: Cross multiply
    11,315,544.15x = 15,616,780.61 × 6,354,800.76
  4. Step 4: Simplify right side
    11,315,544.15x = 99,241,529,219,949.36
  5. Step 5: Solve for x
    x = 99,241,529,219,949.36/11,315,544.15
  6. Step 6: Final answer
    x = 8,770,371.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.