Home / 6,658,239.89-9,185,756.72-3,866,887.97

Finding the Fourth Proportional to 6,658,239.89, 9,185,756.72 and 3,866,887.97

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Solution

The fourth proportional to 6,658,239.89, 9,185,756.72 and 3,866,887.97 is: 5,334,787.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,658,239.89 : 9,185,756.72 = 3,866,887.97 : x
  2. Step 2: Convert to fraction form
    6,658,239.89/9,185,756.72 = 3,866,887.97/x
  3. Step 3: Cross multiply
    6,658,239.89x = 9,185,756.72 × 3,866,887.97
  4. Step 4: Simplify right side
    6,658,239.89x = 35,520,292,181,295.86
  5. Step 5: Solve for x
    x = 35,520,292,181,295.86/6,658,239.89
  6. Step 6: Final answer
    x = 5,334,787.09

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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.