Home / 17,935,913.38-24,740,513.48-12,780,940.54

Finding the Fourth Proportional to 17,935,913.38, 24,740,513.48 and 12,780,940.54

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Solution

The fourth proportional to 17,935,913.38, 24,740,513.48 and 12,780,940.54 is: 17,629,825.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,935,913.38 : 24,740,513.48 = 12,780,940.54 : x
  2. Step 2: Convert to fraction form
    17,935,913.38/24,740,513.48 = 12,780,940.54/x
  3. Step 3: Cross multiply
    17,935,913.38x = 24,740,513.48 × 12,780,940.54
  4. Step 4: Simplify right side
    17,935,913.38x = 316,207,031,716,948.44
  5. Step 5: Solve for x
    x = 316,207,031,716,948.44/17,935,913.38
  6. Step 6: Final answer
    x = 17,629,825.98

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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.