Home / 12,592,100.40-18,892,816.20-12,125,540.40

Finding the Fourth Proportional to 12,592,100.40, 18,892,816.20 and 12,125,540.40

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Solution

The fourth proportional to 12,592,100.40, 18,892,816.20 and 12,125,540.40 is: 18,192,803.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,592,100.40 : 18,892,816.20 = 12,125,540.40 : x
  2. Step 2: Convert to fraction form
    12,592,100.40/18,892,816.20 = 12,125,540.40/x
  3. Step 3: Cross multiply
    12,592,100.40x = 18,892,816.20 × 12,125,540.40
  4. Step 4: Simplify right side
    12,592,100.40x = 229,085,606,102,874.47
  5. Step 5: Solve for x
    x = 229,085,606,102,874.47/12,592,100.40
  6. Step 6: Final answer
    x = 18,192,803.33

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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.