Home / 12,212,145.54-16,852,760.91-6,705,520.41

Finding the Fourth Proportional to 12,212,145.54, 16,852,760.91 and 6,705,520.41

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Solution

The fourth proportional to 12,212,145.54, 16,852,760.91 and 6,705,520.41 is: 9,253,618.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,212,145.54 : 16,852,760.91 = 6,705,520.41 : x
  2. Step 2: Convert to fraction form
    12,212,145.54/16,852,760.91 = 6,705,520.41/x
  3. Step 3: Cross multiply
    12,212,145.54x = 16,852,760.91 × 6,705,520.41
  4. Step 4: Simplify right side
    12,212,145.54x = 113,006,532,246,855.17
  5. Step 5: Solve for x
    x = 113,006,532,246,855.17/12,212,145.54
  6. Step 6: Final answer
    x = 9,253,618.20

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1.5x scale

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.