Home / 27,080,789.40-37,371,489.36-15,478,601.98

Finding the Fourth Proportional to 27,080,789.40, 37,371,489.36 and 15,478,601.98

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Solution

The fourth proportional to 27,080,789.40, 37,371,489.36 and 15,478,601.98 is: 21,360,470.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,080,789.40 : 37,371,489.36 = 15,478,601.98 : x
  2. Step 2: Convert to fraction form
    27,080,789.40/37,371,489.36 = 15,478,601.98/x
  3. Step 3: Cross multiply
    27,080,789.40x = 37,371,489.36 × 15,478,601.98
  4. Step 4: Simplify right side
    27,080,789.40x = 578,458,409,203,245
  5. Step 5: Solve for x
    x = 578,458,409,203,245/27,080,789.40
  6. Step 6: Final answer
    x = 21,360,470.73

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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.