Home / 13,699,580.70-18,904,746.66-7,504,654.26

Finding the Fourth Proportional to 13,699,580.70, 18,904,746.66 and 7,504,654.26

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Solution

The fourth proportional to 13,699,580.70, 18,904,746.66 and 7,504,654.26 is: 10,356,053.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,699,580.70 : 18,904,746.66 = 7,504,654.26 : x
  2. Step 2: Convert to fraction form
    13,699,580.70/18,904,746.66 = 7,504,654.26/x
  3. Step 3: Cross multiply
    13,699,580.70x = 18,904,746.66 × 7,504,654.26
  4. Step 4: Simplify right side
    13,699,580.70x = 141,873,587,556,189.78
  5. Step 5: Solve for x
    x = 141,873,587,556,189.78/13,699,580.70
  6. Step 6: Final answer
    x = 10,356,053.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.