Home / 29,105,745.69-43,567,793.80-21,438,048.52

Finding the Fourth Proportional to 29,105,745.69, 43,567,793.80 and 21,438,048.52

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Solution

The fourth proportional to 29,105,745.69, 43,567,793.80 and 21,438,048.52 is: 32,090,175.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,105,745.69 : 43,567,793.80 = 21,438,048.52 : x
  2. Step 2: Convert to fraction form
    29,105,745.69/43,567,793.80 = 21,438,048.52/x
  3. Step 3: Cross multiply
    29,105,745.69x = 43,567,793.80 × 21,438,048.52
  4. Step 4: Simplify right side
    29,105,745.69x = 934,008,477,149,551
  5. Step 5: Solve for x
    x = 934,008,477,149,551/29,105,745.69
  6. Step 6: Final answer
    x = 32,090,175.15

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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.