Home / 19,772,101.44-27,288,364.59-11,070,834.80

Finding the Fourth Proportional to 19,772,101.44, 27,288,364.59 and 11,070,834.80

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Solution

The fourth proportional to 19,772,101.44, 27,288,364.59 and 11,070,834.80 is: 15,279,355.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,772,101.44 : 27,288,364.59 = 11,070,834.80 : x
  2. Step 2: Convert to fraction form
    19,772,101.44/27,288,364.59 = 11,070,834.80/x
  3. Step 3: Cross multiply
    19,772,101.44x = 27,288,364.59 × 11,070,834.80
  4. Step 4: Simplify right side
    19,772,101.44x = 302,104,976,242,161.69
  5. Step 5: Solve for x
    x = 302,104,976,242,161.69/19,772,101.44
  6. Step 6: Final answer
    x = 15,279,355.97

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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.