Home / 13,403,019.90-20,101,208.34-3,818,481.46

Finding the Fourth Proportional to 13,403,019.90, 20,101,208.34 and 3,818,481.46

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Solution

The fourth proportional to 13,403,019.90, 20,101,208.34 and 3,818,481.46 is: 5,726,775.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,403,019.90 : 20,101,208.34 = 3,818,481.46 : x
  2. Step 2: Convert to fraction form
    13,403,019.90/20,101,208.34 = 3,818,481.46/x
  3. Step 3: Cross multiply
    13,403,019.90x = 20,101,208.34 × 3,818,481.46
  4. Step 4: Simplify right side
    13,403,019.90x = 76,756,091,369,887.38
  5. Step 5: Solve for x
    x = 76,756,091,369,887.38/13,403,019.90
  6. Step 6: Final answer
    x = 5,726,775.90

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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.