Home / 9,715,808.25-13,408,997.58-5,641,427.25

Finding the Fourth Proportional to 9,715,808.25, 13,408,997.58 and 5,641,427.25

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Solution

The fourth proportional to 9,715,808.25, 13,408,997.58 and 5,641,427.25 is: 7,785,856.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,715,808.25 : 13,408,997.58 = 5,641,427.25 : x
  2. Step 2: Convert to fraction form
    9,715,808.25/13,408,997.58 = 5,641,427.25/x
  3. Step 3: Cross multiply
    9,715,808.25x = 13,408,997.58 × 5,641,427.25
  4. Step 4: Simplify right side
    9,715,808.25x = 75,645,884,342,996.06
  5. Step 5: Solve for x
    x = 75,645,884,342,996.06/9,715,808.25
  6. Step 6: Final answer
    x = 7,785,856.04

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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.