Home / 31,549,549.41-47,324,324.12-7,615,021.41

Finding the Fourth Proportional to 31,549,549.41, 47,324,324.12 and 7,615,021.41

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Solution

The fourth proportional to 31,549,549.41, 47,324,324.12 and 7,615,021.41 is: 11,422,532.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,549,549.41 : 47,324,324.12 = 7,615,021.41 : x
  2. Step 2: Convert to fraction form
    31,549,549.41/47,324,324.12 = 7,615,021.41/x
  3. Step 3: Cross multiply
    31,549,549.41x = 47,324,324.12 × 7,615,021.41
  4. Step 4: Simplify right side
    31,549,549.41x = 360,375,741,349,504.31
  5. Step 5: Solve for x
    x = 360,375,741,349,504.31/31,549,549.41
  6. Step 6: Final answer
    x = 11,422,532.12

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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.