Home / 19,359,930-26,718,265.36-11,100,760.80

Finding the Fourth Proportional to 19,359,930, 26,718,265.36 and 11,100,760.80

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Solution

The fourth proportional to 19,359,930, 26,718,265.36 and 11,100,760.80 is: 15,319,945.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,359,930 : 26,718,265.36 = 11,100,760.80 : x
  2. Step 2: Convert to fraction form
    19,359,930/26,718,265.36 = 11,100,760.80/x
  3. Step 3: Cross multiply
    19,359,930x = 26,718,265.36 × 11,100,760.80
  4. Step 4: Simplify right side
    19,359,930x = 296,593,072,752,285.88
  5. Step 5: Solve for x
    x = 296,593,072,752,285.88/19,359,930
  6. Step 6: Final answer
    x = 15,319,945.51

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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.