Home / 15,504,232.92-21,395,841.46-8,630,338.82

Finding the Fourth Proportional to 15,504,232.92, 21,395,841.46 and 8,630,338.82

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Solution

The fourth proportional to 15,504,232.92, 21,395,841.46 and 8,630,338.82 is: 11,909,867.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,504,232.92 : 21,395,841.46 = 8,630,338.82 : x
  2. Step 2: Convert to fraction form
    15,504,232.92/21,395,841.46 = 8,630,338.82/x
  3. Step 3: Cross multiply
    15,504,232.92x = 21,395,841.46 × 8,630,338.82
  4. Step 4: Simplify right side
    15,504,232.92x = 184,653,361,138,803.50
  5. Step 5: Solve for x
    x = 184,653,361,138,803.50/15,504,232.92
  6. Step 6: Final answer
    x = 11,909,867.59

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1.5x scale

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.