Home / 65,372,851.43-90,218,615.07-36,004,176.54

Finding the Fourth Proportional to 65,372,851.43, 90,218,615.07 and 36,004,176.54

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Solution

The fourth proportional to 65,372,851.43, 90,218,615.07 and 36,004,176.54 is: 49,688,010.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,372,851.43 : 90,218,615.07 = 36,004,176.54 : x
  2. Step 2: Convert to fraction form
    65,372,851.43/90,218,615.07 = 36,004,176.54/x
  3. Step 3: Cross multiply
    65,372,851.43x = 90,218,615.07 × 36,004,176.54
  4. Step 4: Simplify right side
    65,372,851.43x = 3,248,246,944,174,584
  5. Step 5: Solve for x
    x = 3,248,246,944,174,584/65,372,851.43
  6. Step 6: Final answer
    x = 49,688,010.75

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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.