Home / 21,129,416.98-31,704,934.22-10,063,016.22

Finding the Fourth Proportional to 21,129,416.98, 31,704,934.22 and 10,063,016.22

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Solution

The fourth proportional to 21,129,416.98, 31,704,934.22 and 10,063,016.22 is: 15,099,672.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,129,416.98 : 31,704,934.22 = 10,063,016.22 : x
  2. Step 2: Convert to fraction form
    21,129,416.98/31,704,934.22 = 10,063,016.22/x
  3. Step 3: Cross multiply
    21,129,416.98x = 31,704,934.22 × 10,063,016.22
  4. Step 4: Simplify right side
    21,129,416.98x = 319,047,267,309,893.06
  5. Step 5: Solve for x
    x = 319,047,267,309,893.06/21,129,416.98
  6. Step 6: Final answer
    x = 15,099,672.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.