Home / 13,403,025.90-20,101,217.34-3,818,487.45

Finding the Fourth Proportional to 13,403,025.90, 20,101,217.34 and 3,818,487.45

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Solution

The fourth proportional to 13,403,025.90, 20,101,217.34 and 3,818,487.45 is: 5,726,784.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,403,025.90 : 20,101,217.34 = 3,818,487.45 : x
  2. Step 2: Convert to fraction form
    13,403,025.90/20,101,217.34 = 3,818,487.45/x
  3. Step 3: Cross multiply
    13,403,025.90x = 20,101,217.34 × 3,818,487.45
  4. Step 4: Simplify right side
    13,403,025.90x = 76,756,246,142,512.39
  5. Step 5: Solve for x
    x = 76,756,246,142,512.39/13,403,025.90
  6. Step 6: Final answer
    x = 5,726,784.89

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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.