Home / 13,200,857.06-19,801,301.07-3,616,317.86

Finding the Fourth Proportional to 13,200,857.06, 19,801,301.07 and 3,616,317.86

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Solution

The fourth proportional to 13,200,857.06, 19,801,301.07 and 3,616,317.86 is: 5,424,481.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,200,857.06 : 19,801,301.07 = 3,616,317.86 : x
  2. Step 2: Convert to fraction form
    13,200,857.06/19,801,301.07 = 3,616,317.86/x
  3. Step 3: Cross multiply
    13,200,857.06x = 19,801,301.07 × 3,616,317.86
  4. Step 4: Simplify right side
    13,200,857.06x = 71,607,798,710,678.11
  5. Step 5: Solve for x
    x = 71,607,798,710,678.11/13,200,857.06
  6. Step 6: Final answer
    x = 5,424,481.03

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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.