Home / 47,669,745.42-71,505,282.45-13,591,091.30

Finding the Fourth Proportional to 47,669,745.42, 71,505,282.45 and 13,591,091.30

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Solution

The fourth proportional to 47,669,745.42, 71,505,282.45 and 13,591,091.30 is: 20,386,826.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,669,745.42 : 71,505,282.45 = 13,591,091.30 : x
  2. Step 2: Convert to fraction form
    47,669,745.42/71,505,282.45 = 13,591,091.30/x
  3. Step 3: Cross multiply
    47,669,745.42x = 71,505,282.45 × 13,591,091.30
  4. Step 4: Simplify right side
    47,669,745.42x = 971,834,821,852,711.25
  5. Step 5: Solve for x
    x = 971,834,821,852,711.25/47,669,745.42
  6. Step 6: Final answer
    x = 20,386,826.35

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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.