Home / 6,660,179.76-9,191,047.86-3,604,393.98

Finding the Fourth Proportional to 6,660,179.76, 9,191,047.86 and 3,604,393.98

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Solution

The fourth proportional to 6,660,179.76, 9,191,047.86 and 3,604,393.98 is: 4,974,063.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,660,179.76 : 9,191,047.86 = 3,604,393.98 : x
  2. Step 2: Convert to fraction form
    6,660,179.76/9,191,047.86 = 3,604,393.98/x
  3. Step 3: Cross multiply
    6,660,179.76x = 9,191,047.86 × 3,604,393.98
  4. Step 4: Simplify right side
    6,660,179.76x = 33,128,157,576,475.88
  5. Step 5: Solve for x
    x = 33,128,157,576,475.88/6,660,179.76
  6. Step 6: Final answer
    x = 4,974,063.58

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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.