Home / 16,821,030.78-23,213,031.81-9,086,073.14

Finding the Fourth Proportional to 16,821,030.78, 23,213,031.81 and 9,086,073.14

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Solution

The fourth proportional to 16,821,030.78, 23,213,031.81 and 9,086,073.14 is: 12,538,785.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,821,030.78 : 23,213,031.81 = 9,086,073.14 : x
  2. Step 2: Convert to fraction form
    16,821,030.78/23,213,031.81 = 9,086,073.14/x
  3. Step 3: Cross multiply
    16,821,030.78x = 23,213,031.81 × 9,086,073.14
  4. Step 4: Simplify right side
    16,821,030.78x = 210,915,304,850,766.38
  5. Step 5: Solve for x
    x = 210,915,304,850,766.38/16,821,030.78
  6. Step 6: Final answer
    x = 12,538,785.98

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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.