Home / 7,164,567.50-9,886,961.67-3,901,422.38

Finding the Fourth Proportional to 7,164,567.50, 9,886,961.67 and 3,901,422.38

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Solution

The fourth proportional to 7,164,567.50, 9,886,961.67 and 3,901,422.38 is: 5,383,885.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,164,567.50 : 9,886,961.67 = 3,901,422.38 : x
  2. Step 2: Convert to fraction form
    7,164,567.50/9,886,961.67 = 3,901,422.38/x
  3. Step 3: Cross multiply
    7,164,567.50x = 9,886,961.67 × 3,901,422.38
  4. Step 4: Simplify right side
    7,164,567.50x = 38,573,213,529,540.17
  5. Step 5: Solve for x
    x = 38,573,213,529,540.17/7,164,567.50
  6. Step 6: Final answer
    x = 5,383,885.84

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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.