Home / 28,820,409.50-43,230,561.60-9,389,612.54

Finding the Fourth Proportional to 28,820,409.50, 43,230,561.60 and 9,389,612.54

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Solution

The fourth proportional to 28,820,409.50, 43,230,561.60 and 9,389,612.54 is: 14,084,401.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,820,409.50 : 43,230,561.60 = 9,389,612.54 : x
  2. Step 2: Convert to fraction form
    28,820,409.50/43,230,561.60 = 9,389,612.54/x
  3. Step 3: Cross multiply
    28,820,409.50x = 43,230,561.60 × 9,389,612.54
  4. Step 4: Simplify right side
    28,820,409.50x = 405,918,223,310,602.44
  5. Step 5: Solve for x
    x = 405,918,223,310,602.44/28,820,409.50
  6. Step 6: Final answer
    x = 14,084,401.66

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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.