Home / 36,308,831.40-54,407,259.90-31,493,932.20

Finding the Fourth Proportional to 36,308,831.40, 54,407,259.90 and 31,493,932.20

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Solution

The fourth proportional to 36,308,831.40, 54,407,259.90 and 31,493,932.20 is: 47,192,335.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,308,831.40 : 54,407,259.90 = 31,493,932.20 : x
  2. Step 2: Convert to fraction form
    36,308,831.40/54,407,259.90 = 31,493,932.20/x
  3. Step 3: Cross multiply
    36,308,831.40x = 54,407,259.90 × 31,493,932.20
  4. Step 4: Simplify right side
    36,308,831.40x = 1,713,498,554,478,378.75
  5. Step 5: Solve for x
    x = 1,713,498,554,478,378.75/36,308,831.40
  6. Step 6: Final answer
    x = 47,192,335.54

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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.