Home / 10,630,728.51-15,933,137.97-5,510,335.48

Finding the Fourth Proportional to 10,630,728.51, 15,933,137.97 and 5,510,335.48

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Solution

The fourth proportional to 10,630,728.51, 15,933,137.97 and 5,510,335.48 is: 8,258,788.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,630,728.51 : 15,933,137.97 = 5,510,335.48 : x
  2. Step 2: Convert to fraction form
    10,630,728.51/15,933,137.97 = 5,510,335.48/x
  3. Step 3: Cross multiply
    10,630,728.51x = 15,933,137.97 × 5,510,335.48
  4. Step 4: Simplify right side
    10,630,728.51x = 87,796,935,384,160.48
  5. Step 5: Solve for x
    x = 87,796,935,384,160.48/10,630,728.51
  6. Step 6: Final answer
    x = 8,258,788.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.