Home / 29,121,035.40-43,681,553.10-28,743,121.80

Finding the Fourth Proportional to 29,121,035.40, 43,681,553.10 and 28,743,121.80

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Solution

The fourth proportional to 29,121,035.40, 43,681,553.10 and 28,743,121.80 is: 43,114,682.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,121,035.40 : 43,681,553.10 = 28,743,121.80 : x
  2. Step 2: Convert to fraction form
    29,121,035.40/43,681,553.10 = 28,743,121.80/x
  3. Step 3: Cross multiply
    29,121,035.40x = 43,681,553.10 × 28,743,121.80
  4. Step 4: Simplify right side
    29,121,035.40x = 1,255,544,201,166,467.75
  5. Step 5: Solve for x
    x = 1,255,544,201,166,467.75/29,121,035.40
  6. Step 6: Final answer
    x = 43,114,682.70

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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.