Home / 16,558,891.25-22,851,486.60-9,117,418.82

Finding the Fourth Proportional to 16,558,891.25, 22,851,486.60 and 9,117,418.82

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Solution

The fourth proportional to 16,558,891.25, 22,851,486.60 and 9,117,418.82 is: 12,582,157.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,558,891.25 : 22,851,486.60 = 9,117,418.82 : x
  2. Step 2: Convert to fraction form
    16,558,891.25/22,851,486.60 = 9,117,418.82/x
  3. Step 3: Cross multiply
    16,558,891.25x = 22,851,486.60 × 9,117,418.82
  4. Step 4: Simplify right side
    16,558,891.25x = 208,346,573,991,817.84
  5. Step 5: Solve for x
    x = 208,346,573,991,817.84/16,558,891.25
  6. Step 6: Final answer
    x = 12,582,157.27

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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.