Home / 15,251,025.45-21,038,632.92-9,738,604.47

Finding the Fourth Proportional to 15,251,025.45, 21,038,632.92 and 9,738,604.47

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Solution

The fourth proportional to 15,251,025.45, 21,038,632.92 and 9,738,604.47 is: 13,434,304.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,251,025.45 : 21,038,632.92 = 9,738,604.47 : x
  2. Step 2: Convert to fraction form
    15,251,025.45/21,038,632.92 = 9,738,604.47/x
  3. Step 3: Cross multiply
    15,251,025.45x = 21,038,632.92 × 9,738,604.47
  4. Step 4: Simplify right side
    15,251,025.45x = 204,886,924,597,401.19
  5. Step 5: Solve for x
    x = 204,886,924,597,401.19/15,251,025.45
  6. Step 6: Final answer
    x = 13,434,304.81

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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.