Home / 19,659,092.48-27,129,673.56-10,957,816.86

Finding the Fourth Proportional to 19,659,092.48, 27,129,673.56 and 10,957,816.86

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Solution

The fourth proportional to 19,659,092.48, 27,129,673.56 and 10,957,816.86 is: 15,121,857.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,659,092.48 : 27,129,673.56 = 10,957,816.86 : x
  2. Step 2: Convert to fraction form
    19,659,092.48/27,129,673.56 = 10,957,816.86/x
  3. Step 3: Cross multiply
    19,659,092.48x = 27,129,673.56 × 10,957,816.86
  4. Step 4: Simplify right side
    19,659,092.48x = 297,281,994,342,064.19
  5. Step 5: Solve for x
    x = 297,281,994,342,064.19/19,659,092.48
  6. Step 6: Final answer
    x = 15,121,857.46

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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.