Home / 6,658,240.45-9,185,757.50-3,866,888.54

Finding the Fourth Proportional to 6,658,240.45, 9,185,757.50 and 3,866,888.54

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Solution

The fourth proportional to 6,658,240.45, 9,185,757.50 and 3,866,888.54 is: 5,334,787.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,658,240.45 : 9,185,757.50 = 3,866,888.54 : x
  2. Step 2: Convert to fraction form
    6,658,240.45/9,185,757.50 = 3,866,888.54/x
  3. Step 3: Cross multiply
    6,658,240.45x = 9,185,757.50 × 3,866,888.54
  4. Step 4: Simplify right side
    6,658,240.45x = 35,520,300,342,705.82
  5. Step 5: Solve for x
    x = 35,520,300,342,705.82/6,658,240.45
  6. Step 6: Final answer
    x = 5,334,787.86

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1.5x scale

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.