Home / 51,469,905.60-77,204,858.40-17,390,759.40

Finding the Fourth Proportional to 51,469,905.60, 77,204,858.40 and 17,390,759.40

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Solution

The fourth proportional to 51,469,905.60, 77,204,858.40 and 17,390,759.40 is: 26,086,139.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,469,905.60 : 77,204,858.40 = 17,390,759.40 : x
  2. Step 2: Convert to fraction form
    51,469,905.60/77,204,858.40 = 17,390,759.40/x
  3. Step 3: Cross multiply
    51,469,905.60x = 77,204,858.40 × 17,390,759.40
  4. Step 4: Simplify right side
    51,469,905.60x = 1,342,651,116,945,469
  5. Step 5: Solve for x
    x = 1,342,651,116,945,469/51,469,905.60
  6. Step 6: Final answer
    x = 26,086,139.10

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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.