Home / 21,842,092.26-30,142,726.86-11,919,614.30

Finding the Fourth Proportional to 21,842,092.26, 30,142,726.86 and 11,919,614.30

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Solution

The fourth proportional to 21,842,092.26, 30,142,726.86 and 11,919,614.30 is: 16,449,416.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,842,092.26 : 30,142,726.86 = 11,919,614.30 : x
  2. Step 2: Convert to fraction form
    21,842,092.26/30,142,726.86 = 11,919,614.30/x
  3. Step 3: Cross multiply
    21,842,092.26x = 30,142,726.86 × 11,919,614.30
  4. Step 4: Simplify right side
    21,842,092.26x = 359,289,678,121,450.12
  5. Step 5: Solve for x
    x = 359,289,678,121,450.12/21,842,092.26
  6. Step 6: Final answer
    x = 16,449,416.74

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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.