Home / 19,760,859-27,269,985.42-10,716,891

Finding the Fourth Proportional to 19,760,859, 27,269,985.42 and 10,716,891

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Solution

The fourth proportional to 19,760,859, 27,269,985.42 and 10,716,891 is: 14,789,309.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,760,859 : 27,269,985.42 = 10,716,891 : x
  2. Step 2: Convert to fraction form
    19,760,859/27,269,985.42 = 10,716,891/x
  3. Step 3: Cross multiply
    19,760,859x = 27,269,985.42 × 10,716,891
  4. Step 4: Simplify right side
    19,760,859x = 292,249,461,317,729.25
  5. Step 5: Solve for x
    x = 292,249,461,317,729.25/19,760,859
  6. Step 6: Final answer
    x = 14,789,309.58

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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.