Home / 27,011,076.24-37,278,835.02-15,405,979.44

Finding the Fourth Proportional to 27,011,076.24, 37,278,835.02 and 15,405,979.44

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Solution

The fourth proportional to 27,011,076.24, 37,278,835.02 and 15,405,979.44 is: 21,262,276.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,011,076.24 : 37,278,835.02 = 15,405,979.44 : x
  2. Step 2: Convert to fraction form
    27,011,076.24/37,278,835.02 = 15,405,979.44/x
  3. Step 3: Cross multiply
    27,011,076.24x = 37,278,835.02 × 15,405,979.44
  4. Step 4: Simplify right side
    27,011,076.24x = 574,316,965,865,272
  5. Step 5: Solve for x
    x = 574,316,965,865,272/27,011,076.24
  6. Step 6: Final answer
    x = 21,262,276.29

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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.