Home / 91,610,759.05-126,423,693.81-49,794,922.75

Finding the Fourth Proportional to 91,610,759.05, 126,423,693.81 and 49,794,922.75

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Solution

The fourth proportional to 91,610,759.05, 126,423,693.81 and 49,794,922.75 is: 68,717,453.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,610,759.05 : 126,423,693.81 = 49,794,922.75 : x
  2. Step 2: Convert to fraction form
    91,610,759.05/126,423,693.81 = 49,794,922.75/x
  3. Step 3: Cross multiply
    91,610,759.05x = 126,423,693.81 × 49,794,922.75
  4. Step 4: Simplify right side
    91,610,759.05x = 6,295,258,067,038,603
  5. Step 5: Solve for x
    x = 6,295,258,067,038,603/91,610,759.05
  6. Step 6: Final answer
    x = 68,717,453.41

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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.