Home / 18,122,402.42-25,003,285.71-10,280,623.94

Finding the Fourth Proportional to 18,122,402.42, 25,003,285.71 and 10,280,623.94

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Solution

The fourth proportional to 18,122,402.42, 25,003,285.71 and 10,280,623.94 is: 14,184,067.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,122,402.42 : 25,003,285.71 = 10,280,623.94 : x
  2. Step 2: Convert to fraction form
    18,122,402.42/25,003,285.71 = 10,280,623.94/x
  3. Step 3: Cross multiply
    18,122,402.42x = 25,003,285.71 × 10,280,623.94
  4. Step 4: Simplify right side
    18,122,402.42x = 257,049,377,648,885.91
  5. Step 5: Solve for x
    x = 257,049,377,648,885.91/18,122,402.42
  6. Step 6: Final answer
    x = 14,184,067.42

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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.