Home / 13,894,339.78-19,174,301.47-7,699,489.97

Finding the Fourth Proportional to 13,894,339.78, 19,174,301.47 and 7,699,489.97

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Solution

The fourth proportional to 13,894,339.78, 19,174,301.47 and 7,699,489.97 is: 10,625,358.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,894,339.78 : 19,174,301.47 = 7,699,489.97 : x
  2. Step 2: Convert to fraction form
    13,894,339.78/19,174,301.47 = 7,699,489.97/x
  3. Step 3: Cross multiply
    13,894,339.78x = 19,174,301.47 × 7,699,489.97
  4. Step 4: Simplify right side
    13,894,339.78x = 147,632,341,796,186.56
  5. Step 5: Solve for x
    x = 147,632,341,796,186.56/13,894,339.78
  6. Step 6: Final answer
    x = 10,625,358.54

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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.