Home / 13,439,905.03-20,159,799.82-3,724,490.13

Finding the Fourth Proportional to 13,439,905.03, 20,159,799.82 and 3,724,490.13

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Solution

The fourth proportional to 13,439,905.03, 20,159,799.82 and 3,724,490.13 is: 5,586,719.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,439,905.03 : 20,159,799.82 = 3,724,490.13 : x
  2. Step 2: Convert to fraction form
    13,439,905.03/20,159,799.82 = 3,724,490.13/x
  3. Step 3: Cross multiply
    13,439,905.03x = 20,159,799.82 × 3,724,490.13
  4. Step 4: Simplify right side
    13,439,905.03x = 75,084,975,452,365.78
  5. Step 5: Solve for x
    x = 75,084,975,452,365.78/13,439,905.03
  6. Step 6: Final answer
    x = 5,586,719.20

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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.