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Finding the Fourth Proportional to 16,081,613.80, 22,573,979 and 16,081,613.80

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Solution

The fourth proportional to 16,081,613.80, 22,573,979 and 16,081,613.80 is: 22,573,979

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,081,613.80 : 22,573,979 = 16,081,613.80 : x
  2. Step 2: Convert to fraction form
    16,081,613.80/22,573,979 = 16,081,613.80/x
  3. Step 3: Cross multiply
    16,081,613.80x = 22,573,979 × 16,081,613.80
  4. Step 4: Simplify right side
    16,081,613.80x = 363,026,012,207,310.19
  5. Step 5: Solve for x
    x = 363,026,012,207,310.19/16,081,613.80
  6. Step 6: Final answer
    x = 22,573,979

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.