Home / 14,215,937.40-21,323,906.10-11,192,628.60

Finding the Fourth Proportional to 14,215,937.40, 21,323,906.10 and 11,192,628.60

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Solution

The fourth proportional to 14,215,937.40, 21,323,906.10 and 11,192,628.60 is: 16,788,942.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,215,937.40 : 21,323,906.10 = 11,192,628.60 : x
  2. Step 2: Convert to fraction form
    14,215,937.40/21,323,906.10 = 11,192,628.60/x
  3. Step 3: Cross multiply
    14,215,937.40x = 21,323,906.10 × 11,192,628.60
  4. Step 4: Simplify right side
    14,215,937.40x = 238,670,561,278,574.47
  5. Step 5: Solve for x
    x = 238,670,561,278,574.47/14,215,937.40
  6. Step 6: Final answer
    x = 16,788,942.90

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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.