Home / 7,885,618.10-11,811,838.35-6,558,514.10

Finding the Fourth Proportional to 7,885,618.10, 11,811,838.35 and 6,558,514.10

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Solution

The fourth proportional to 7,885,618.10, 11,811,838.35 and 6,558,514.10 is: 9,823,974.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,885,618.10 : 11,811,838.35 = 6,558,514.10 : x
  2. Step 2: Convert to fraction form
    7,885,618.10/11,811,838.35 = 6,558,514.10/x
  3. Step 3: Cross multiply
    7,885,618.10x = 11,811,838.35 × 6,558,514.10
  4. Step 4: Simplify right side
    7,885,618.10x = 77,468,108,365,395.73
  5. Step 5: Solve for x
    x = 77,468,108,365,395.73/7,885,618.10
  6. Step 6: Final answer
    x = 9,823,974.15

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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.