Home / 19,701,668.40-29,552,502.60-11,198,612.40

Finding the Fourth Proportional to 19,701,668.40, 29,552,502.60 and 11,198,612.40

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Solution

The fourth proportional to 19,701,668.40, 29,552,502.60 and 11,198,612.40 is: 16,797,918.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,701,668.40 : 29,552,502.60 = 11,198,612.40 : x
  2. Step 2: Convert to fraction form
    19,701,668.40/29,552,502.60 = 11,198,612.40/x
  3. Step 3: Cross multiply
    19,701,668.40x = 29,552,502.60 × 11,198,612.40
  4. Step 4: Simplify right side
    19,701,668.40x = 330,947,022,067,392.25
  5. Step 5: Solve for x
    x = 330,947,022,067,392.25/19,701,668.40
  6. Step 6: Final answer
    x = 16,797,918.60

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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.