Home / 19,182,142.80-26,471,047.32-10,480,128.12

Finding the Fourth Proportional to 19,182,142.80, 26,471,047.32 and 10,480,128.12

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Solution

The fourth proportional to 19,182,142.80, 26,471,047.32 and 10,480,128.12 is: 14,462,407.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,182,142.80 : 26,471,047.32 = 10,480,128.12 : x
  2. Step 2: Convert to fraction form
    19,182,142.80/26,471,047.32 = 10,480,128.12/x
  3. Step 3: Cross multiply
    19,182,142.80x = 26,471,047.32 × 10,480,128.12
  4. Step 4: Simplify right side
    19,182,142.80x = 277,419,967,384,182.62
  5. Step 5: Solve for x
    x = 277,419,967,384,182.62/19,182,142.80
  6. Step 6: Final answer
    x = 14,462,407.58

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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.