Home / 13,333,220.82-20,001,012.60-3,748,682.76

Finding the Fourth Proportional to 13,333,220.82, 20,001,012.60 and 3,748,682.76

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Solution

The fourth proportional to 13,333,220.82, 20,001,012.60 and 3,748,682.76 is: 5,623,356.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,333,220.82 : 20,001,012.60 = 3,748,682.76 : x
  2. Step 2: Convert to fraction form
    13,333,220.82/20,001,012.60 = 3,748,682.76/x
  3. Step 3: Cross multiply
    13,333,220.82x = 20,001,012.60 × 3,748,682.76
  4. Step 4: Simplify right side
    13,333,220.82x = 74,977,451,116,162.78
  5. Step 5: Solve for x
    x = 74,977,451,116,162.78/13,333,220.82
  6. Step 6: Final answer
    x = 5,623,356.29

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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.