Home / 15,978,031.80-23,967,047.70-13,320,826.80

Finding the Fourth Proportional to 15,978,031.80, 23,967,047.70 and 13,320,826.80

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Solution

The fourth proportional to 15,978,031.80, 23,967,047.70 and 13,320,826.80 is: 19,981,240.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,978,031.80 : 23,967,047.70 = 13,320,826.80 : x
  2. Step 2: Convert to fraction form
    15,978,031.80/23,967,047.70 = 13,320,826.80/x
  3. Step 3: Cross multiply
    15,978,031.80x = 23,967,047.70 × 13,320,826.80
  4. Step 4: Simplify right side
    15,978,031.80x = 319,260,891,319,038.38
  5. Step 5: Solve for x
    x = 319,260,891,319,038.38/15,978,031.80
  6. Step 6: Final answer
    x = 19,981,240.20

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Why These Related Problems?

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