Home / 7,618,977.50-10,511,195.76-4,354,040.63

Finding the Fourth Proportional to 7,618,977.50, 10,511,195.76 and 4,354,040.63

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Solution

The fourth proportional to 7,618,977.50, 10,511,195.76 and 4,354,040.63 is: 6,006,865.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,618,977.50 : 10,511,195.76 = 4,354,040.63 : x
  2. Step 2: Convert to fraction form
    7,618,977.50/10,511,195.76 = 4,354,040.63/x
  3. Step 3: Cross multiply
    7,618,977.50x = 10,511,195.76 × 4,354,040.63
  4. Step 4: Simplify right side
    7,618,977.50x = 45,766,173,356,367.75
  5. Step 5: Solve for x
    x = 45,766,173,356,367.75/7,618,977.50
  6. Step 6: Final answer
    x = 6,006,865.54

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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.