Home / 13,720,843.03-20,583,502.59-5,631,647.62

Finding the Fourth Proportional to 13,720,843.03, 20,583,502.59 and 5,631,647.62

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Solution

The fourth proportional to 13,720,843.03, 20,583,502.59 and 5,631,647.62 is: 8,448,390.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,720,843.03 : 20,583,502.59 = 5,631,647.62 : x
  2. Step 2: Convert to fraction form
    13,720,843.03/20,583,502.59 = 5,631,647.62/x
  3. Step 3: Cross multiply
    13,720,843.03x = 20,583,502.59 × 5,631,647.62
  4. Step 4: Simplify right side
    13,720,843.03x = 115,919,033,372,237.34
  5. Step 5: Solve for x
    x = 115,919,033,372,237.34/13,720,843.03
  6. Step 6: Final answer
    x = 8,448,390.02

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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.