Home / 18,972,670.32-26,182,279.44-10,270,836.48

Finding the Fourth Proportional to 18,972,670.32, 26,182,279.44 and 10,270,836.48

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Solution

The fourth proportional to 18,972,670.32, 26,182,279.44 and 10,270,836.48 is: 14,173,751.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,972,670.32 : 26,182,279.44 = 10,270,836.48 : x
  2. Step 2: Convert to fraction form
    18,972,670.32/26,182,279.44 = 10,270,836.48/x
  3. Step 3: Cross multiply
    18,972,670.32x = 26,182,279.44 × 10,270,836.48
  4. Step 4: Simplify right side
    18,972,670.32x = 268,913,910,801,906
  5. Step 5: Solve for x
    x = 268,913,910,801,906/18,972,670.32
  6. Step 6: Final answer
    x = 14,173,751.31

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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.