Home / 12,020,738.72-16,588,587.60-6,514,267.04

Finding the Fourth Proportional to 12,020,738.72, 16,588,587.60 and 6,514,267.04

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Solution

The fourth proportional to 12,020,738.72, 16,588,587.60 and 6,514,267.04 is: 8,989,671.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,020,738.72 : 16,588,587.60 = 6,514,267.04 : x
  2. Step 2: Convert to fraction form
    12,020,738.72/16,588,587.60 = 6,514,267.04/x
  3. Step 3: Cross multiply
    12,020,738.72x = 16,588,587.60 × 6,514,267.04
  4. Step 4: Simplify right side
    12,020,738.72x = 108,062,489,442,832.70
  5. Step 5: Solve for x
    x = 108,062,489,442,832.70/12,020,738.72
  6. Step 6: Final answer
    x = 8,989,671.26

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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.