Home / 13,885,217.50-20,836,339.33-6,215,347.50

Finding the Fourth Proportional to 13,885,217.50, 20,836,339.33 and 6,215,347.50

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Solution

The fourth proportional to 13,885,217.50, 20,836,339.33 and 6,215,347.50 is: 9,326,831.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,885,217.50 : 20,836,339.33 = 6,215,347.50 : x
  2. Step 2: Convert to fraction form
    13,885,217.50/20,836,339.33 = 6,215,347.50/x
  3. Step 3: Cross multiply
    13,885,217.50x = 20,836,339.33 × 6,215,347.50
  4. Step 4: Simplify right side
    13,885,217.50x = 129,505,089,593,094.66
  5. Step 5: Solve for x
    x = 129,505,089,593,094.66/13,885,217.50
  6. Step 6: Final answer
    x = 9,326,831.91

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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.