Home / 13,333,221.82-20,001,014.10-3,748,683.76

Finding the Fourth Proportional to 13,333,221.82, 20,001,014.10 and 3,748,683.76

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Solution

The fourth proportional to 13,333,221.82, 20,001,014.10 and 3,748,683.76 is: 5,623,357.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,333,221.82 : 20,001,014.10 = 3,748,683.76 : x
  2. Step 2: Convert to fraction form
    13,333,221.82/20,001,014.10 = 3,748,683.76/x
  3. Step 3: Cross multiply
    13,333,221.82x = 20,001,014.10 × 3,748,683.76
  4. Step 4: Simplify right side
    13,333,221.82x = 74,977,476,740,201.02
  5. Step 5: Solve for x
    x = 74,977,476,740,201.02/13,333,221.82
  6. Step 6: Final answer
    x = 5,623,357.79

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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.