Home / 29,535,021.90-40,757,267.34-18,527,697.81

Finding the Fourth Proportional to 29,535,021.90, 40,757,267.34 and 18,527,697.81

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Solution

The fourth proportional to 29,535,021.90, 40,757,267.34 and 18,527,697.81 is: 25,567,556.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,535,021.90 : 40,757,267.34 = 18,527,697.81 : x
  2. Step 2: Convert to fraction form
    29,535,021.90/40,757,267.34 = 18,527,697.81/x
  3. Step 3: Cross multiply
    29,535,021.90x = 40,757,267.34 × 18,527,697.81
  4. Step 4: Simplify right side
    29,535,021.90x = 755,138,332,836,902.50
  5. Step 5: Solve for x
    x = 755,138,332,836,902.50/29,535,021.90
  6. Step 6: Final answer
    x = 25,567,556.22

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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.