Home / 6,108,946.94-8,423,438.31-3,900,906.46

Finding the Fourth Proportional to 6,108,946.94, 8,423,438.31 and 3,900,906.46

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Solution

The fourth proportional to 6,108,946.94, 8,423,438.31 and 3,900,906.46 is: 5,378,839.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,108,946.94 : 8,423,438.31 = 3,900,906.46 : x
  2. Step 2: Convert to fraction form
    6,108,946.94/8,423,438.31 = 3,900,906.46/x
  3. Step 3: Cross multiply
    6,108,946.94x = 8,423,438.31 × 3,900,906.46
  4. Step 4: Simplify right side
    6,108,946.94x = 32,859,044,929,419.79
  5. Step 5: Solve for x
    x = 32,859,044,929,419.79/6,108,946.94
  6. Step 6: Final answer
    x = 5,378,839.47

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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.