Home / 56,786,759-78,365,727.78-32,342,747.48

Finding the Fourth Proportional to 56,786,759, 78,365,727.78 and 32,342,747.48

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Solution

The fourth proportional to 56,786,759, 78,365,727.78 and 32,342,747.48 is: 44,632,991.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,786,759 : 78,365,727.78 = 32,342,747.48 : x
  2. Step 2: Convert to fraction form
    56,786,759/78,365,727.78 = 32,342,747.48/x
  3. Step 3: Cross multiply
    56,786,759x = 78,365,727.78 × 32,342,747.48
  4. Step 4: Simplify right side
    56,786,759x = 2,534,562,944,674,961
  5. Step 5: Solve for x
    x = 2,534,562,944,674,961/56,786,759
  6. Step 6: Final answer
    x = 44,632,991.73

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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.