Home / 18,226,623.30-25,140,889.35-11,689,898.94

Finding the Fourth Proportional to 18,226,623.30, 25,140,889.35 and 11,689,898.94

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Solution

The fourth proportional to 18,226,623.30, 25,140,889.35 and 11,689,898.94 is: 16,124,459.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,226,623.30 : 25,140,889.35 = 11,689,898.94 : x
  2. Step 2: Convert to fraction form
    18,226,623.30/25,140,889.35 = 11,689,898.94/x
  3. Step 3: Cross multiply
    18,226,623.30x = 25,140,889.35 × 11,689,898.94
  4. Step 4: Simplify right side
    18,226,623.30x = 293,894,455,763,222.31
  5. Step 5: Solve for x
    x = 293,894,455,763,222.31/18,226,623.30
  6. Step 6: Final answer
    x = 16,124,459.86

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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.