Home / 11,615,643.83-16,028,930.09-6,458,894.66

Finding the Fourth Proportional to 11,615,643.83, 16,028,930.09 and 6,458,894.66

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Solution

The fourth proportional to 11,615,643.83, 16,028,930.09 and 6,458,894.66 is: 8,912,908.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,615,643.83 : 16,028,930.09 = 6,458,894.66 : x
  2. Step 2: Convert to fraction form
    11,615,643.83/16,028,930.09 = 6,458,894.66/x
  3. Step 3: Cross multiply
    11,615,643.83x = 16,028,930.09 × 6,458,894.66
  4. Step 4: Simplify right side
    11,615,643.83x = 103,529,171,020,033.88
  5. Step 5: Solve for x
    x = 103,529,171,020,033.88/11,615,643.83
  6. Step 6: Final answer
    x = 8,912,908.53

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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.