Home / 6,663,806.80-9,995,710.31-1,615,117.30

Finding the Fourth Proportional to 6,663,806.80, 9,995,710.31 and 1,615,117.30

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Solution

The fourth proportional to 6,663,806.80, 9,995,710.31 and 1,615,117.30 is: 2,422,675.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,663,806.80 : 9,995,710.31 = 1,615,117.30 : x
  2. Step 2: Convert to fraction form
    6,663,806.80/9,995,710.31 = 1,615,117.30/x
  3. Step 3: Cross multiply
    6,663,806.80x = 9,995,710.31 × 1,615,117.30
  4. Step 4: Simplify right side
    6,663,806.80x = 16,144,244,647,469.37
  5. Step 5: Solve for x
    x = 16,144,244,647,469.37/6,663,806.80
  6. Step 6: Final answer
    x = 2,422,675.98

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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.