Home / 21,004,874.20-31,507,311.30-16,753,346.20

Finding the Fourth Proportional to 21,004,874.20, 31,507,311.30 and 16,753,346.20

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Solution

The fourth proportional to 21,004,874.20, 31,507,311.30 and 16,753,346.20 is: 25,130,019.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,004,874.20 : 31,507,311.30 = 16,753,346.20 : x
  2. Step 2: Convert to fraction form
    21,004,874.20/31,507,311.30 = 16,753,346.20/x
  3. Step 3: Cross multiply
    21,004,874.20x = 31,507,311.30 × 16,753,346.20
  4. Step 4: Simplify right side
    21,004,874.20x = 527,852,894,040,072.06
  5. Step 5: Solve for x
    x = 527,852,894,040,072.06/21,004,874.20
  6. Step 6: Final answer
    x = 25,130,019.30

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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.