Home / 13,407,390.66-20,111,273.22-3,822,772.86

Finding the Fourth Proportional to 13,407,390.66, 20,111,273.22 and 3,822,772.86

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Solution

The fourth proportional to 13,407,390.66, 20,111,273.22 and 3,822,772.86 is: 5,734,212.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,407,390.66 : 20,111,273.22 = 3,822,772.86 : x
  2. Step 2: Convert to fraction form
    13,407,390.66/20,111,273.22 = 3,822,772.86/x
  3. Step 3: Cross multiply
    13,407,390.66x = 20,111,273.22 × 3,822,772.86
  4. Step 4: Simplify right side
    13,407,390.66x = 76,880,829,445,460.80
  5. Step 5: Solve for x
    x = 76,880,829,445,460.80/13,407,390.66
  6. Step 6: Final answer
    x = 5,734,212.67

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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.