Home / 12,239,809.10-18,364,233.45-5,051,966.30

Finding the Fourth Proportional to 12,239,809.10, 18,364,233.45 and 5,051,966.30

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Solution

The fourth proportional to 12,239,809.10, 18,364,233.45 and 5,051,966.30 is: 7,579,814.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,239,809.10 : 18,364,233.45 = 5,051,966.30 : x
  2. Step 2: Convert to fraction form
    12,239,809.10/18,364,233.45 = 5,051,966.30/x
  3. Step 3: Cross multiply
    12,239,809.10x = 18,364,233.45 × 5,051,966.30
  4. Step 4: Simplify right side
    12,239,809.10x = 92,775,488,514,732.73
  5. Step 5: Solve for x
    x = 92,775,488,514,732.73/12,239,809.10
  6. Step 6: Final answer
    x = 7,579,814.99

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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.