Home / 8,514,816.54-12,773,910.02-3,123,514.05

Finding the Fourth Proportional to 8,514,816.54, 12,773,910.02 and 3,123,514.05

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Solution

The fourth proportional to 8,514,816.54, 12,773,910.02 and 3,123,514.05 is: 4,685,889.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,514,816.54 : 12,773,910.02 = 3,123,514.05 : x
  2. Step 2: Convert to fraction form
    8,514,816.54/12,773,910.02 = 3,123,514.05/x
  3. Step 3: Cross multiply
    8,514,816.54x = 12,773,910.02 × 3,123,514.05
  4. Step 4: Simplify right side
    8,514,816.54x = 39,899,487,405,288.21
  5. Step 5: Solve for x
    x = 39,899,487,405,288.21/8,514,816.54
  6. Step 6: Final answer
    x = 4,685,889.26

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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.