Home / 14,442,369.10-19,932,608.46-9,144,556.45

Finding the Fourth Proportional to 14,442,369.10, 19,932,608.46 and 9,144,556.45

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Solution

The fourth proportional to 14,442,369.10, 19,932,608.46 and 9,144,556.45 is: 12,620,842.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,442,369.10 : 19,932,608.46 = 9,144,556.45 : x
  2. Step 2: Convert to fraction form
    14,442,369.10/19,932,608.46 = 9,144,556.45/x
  3. Step 3: Cross multiply
    14,442,369.10x = 19,932,608.46 × 9,144,556.45
  4. Step 4: Simplify right side
    14,442,369.10x = 182,274,863,330,910.47
  5. Step 5: Solve for x
    x = 182,274,863,330,910.47/14,442,369.10
  6. Step 6: Final answer
    x = 12,620,842.33

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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.