Home / 21,262,301.62-29,340,092.89-11,842,373.87

Finding the Fourth Proportional to 21,262,301.62, 29,340,092.89 and 11,842,373.87

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Solution

The fourth proportional to 21,262,301.62, 29,340,092.89 and 11,842,373.87 is: 16,341,426.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,262,301.62 : 29,340,092.89 = 11,842,373.87 : x
  2. Step 2: Convert to fraction form
    21,262,301.62/29,340,092.89 = 11,842,373.87/x
  3. Step 3: Cross multiply
    21,262,301.62x = 29,340,092.89 × 11,842,373.87
  4. Step 4: Simplify right side
    21,262,301.62x = 347,456,349,383,908.75
  5. Step 5: Solve for x
    x = 347,456,349,383,908.75/21,262,301.62
  6. Step 6: Final answer
    x = 16,341,426.98

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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.