Home / 18,472,120.57-25,491,384.35-10,212,530.98

Finding the Fourth Proportional to 18,472,120.57, 25,491,384.35 and 10,212,530.98

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Solution

The fourth proportional to 18,472,120.57, 25,491,384.35 and 10,212,530.98 is: 14,093,214.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,472,120.57 : 25,491,384.35 = 10,212,530.98 : x
  2. Step 2: Convert to fraction form
    18,472,120.57/25,491,384.35 = 10,212,530.98/x
  3. Step 3: Cross multiply
    18,472,120.57x = 25,491,384.35 × 10,212,530.98
  4. Step 4: Simplify right side
    18,472,120.57x = 260,331,552,368,764.34
  5. Step 5: Solve for x
    x = 260,331,552,368,764.34/18,472,120.57
  6. Step 6: Final answer
    x = 14,093,214.22

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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.