Home / 27,163,992.76-37,475,247.61-15,400,783.96

Finding the Fourth Proportional to 27,163,992.76, 37,475,247.61 and 15,400,783.96

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Solution

The fourth proportional to 27,163,992.76, 37,475,247.61 and 15,400,783.96 is: 21,246,809.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,163,992.76 : 37,475,247.61 = 15,400,783.96 : x
  2. Step 2: Convert to fraction form
    27,163,992.76/37,475,247.61 = 15,400,783.96/x
  3. Step 3: Cross multiply
    27,163,992.76x = 37,475,247.61 × 15,400,783.96
  4. Step 4: Simplify right side
    27,163,992.76x = 577,148,192,289,116.38
  5. Step 5: Solve for x
    x = 577,148,192,289,116.38/27,163,992.76
  6. Step 6: Final answer
    x = 21,246,809.97

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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.