Home / 28,950,668.20-39,949,094.34-16,727,262.76

Finding the Fourth Proportional to 28,950,668.20, 39,949,094.34 and 16,727,262.76

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Solution

The fourth proportional to 28,950,668.20, 39,949,094.34 and 16,727,262.76 is: 23,081,988.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,950,668.20 : 39,949,094.34 = 16,727,262.76 : x
  2. Step 2: Convert to fraction form
    28,950,668.20/39,949,094.34 = 16,727,262.76/x
  3. Step 3: Cross multiply
    28,950,668.20x = 39,949,094.34 × 16,727,262.76
  4. Step 4: Simplify right side
    28,950,668.20x = 668,238,998,049,208.88
  5. Step 5: Solve for x
    x = 668,238,998,049,208.88/28,950,668.20
  6. Step 6: Final answer
    x = 23,081,988.76

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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.