Home / 19,894,447.23-29,841,669.21-5,517,514.83

Finding the Fourth Proportional to 19,894,447.23, 29,841,669.21 and 5,517,514.83

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Solution

The fourth proportional to 19,894,447.23, 29,841,669.21 and 5,517,514.83 is: 8,276,271.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,894,447.23 : 29,841,669.21 = 5,517,514.83 : x
  2. Step 2: Convert to fraction form
    19,894,447.23/29,841,669.21 = 5,517,514.83/x
  3. Step 3: Cross multiply
    19,894,447.23x = 29,841,669.21 × 5,517,514.83
  4. Step 4: Simplify right side
    19,894,447.23x = 164,651,852,418,129.41
  5. Step 5: Solve for x
    x = 164,651,852,418,129.41/19,894,447.23
  6. Step 6: Final answer
    x = 8,276,271.79

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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.