Home / 14,432,882.52-19,917,401.89-7,906,369.68

Finding the Fourth Proportional to 14,432,882.52, 19,917,401.89 and 7,906,369.68

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Solution

The fourth proportional to 14,432,882.52, 19,917,401.89 and 7,906,369.68 is: 10,910,803.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,432,882.52 : 19,917,401.89 = 7,906,369.68 : x
  2. Step 2: Convert to fraction form
    14,432,882.52/19,917,401.89 = 7,906,369.68/x
  3. Step 3: Cross multiply
    14,432,882.52x = 19,917,401.89 × 7,906,369.68
  4. Step 4: Simplify right side
    14,432,882.52x = 157,474,342,477,030.12
  5. Step 5: Solve for x
    x = 157,474,342,477,030.12/14,432,882.52
  6. Step 6: Final answer
    x = 10,910,803.32

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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.