Home / 20,259,230.51-27,957,805-10,966,798.06

Finding the Fourth Proportional to 20,259,230.51, 27,957,805 and 10,966,798.06

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Solution

The fourth proportional to 20,259,230.51, 27,957,805 and 10,966,798.06 is: 15,134,217.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,259,230.51 : 27,957,805 = 10,966,798.06 : x
  2. Step 2: Convert to fraction form
    20,259,230.51/27,957,805 = 10,966,798.06/x
  3. Step 3: Cross multiply
    20,259,230.51x = 27,957,805 × 10,966,798.06
  4. Step 4: Simplify right side
    20,259,230.51x = 306,607,601,635,858.31
  5. Step 5: Solve for x
    x = 306,607,601,635,858.31/20,259,230.51
  6. Step 6: Final answer
    x = 15,134,217.54

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1.5x scale

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.