Home / 12,325,738-16,999,033.80-7,429,936.20

Finding the Fourth Proportional to 12,325,738, 16,999,033.80 and 7,429,936.20

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Solution

The fourth proportional to 12,325,738, 16,999,033.80 and 7,429,936.20 is: 10,246,991.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,325,738 : 16,999,033.80 = 7,429,936.20 : x
  2. Step 2: Convert to fraction form
    12,325,738/16,999,033.80 = 7,429,936.20/x
  3. Step 3: Cross multiply
    12,325,738x = 16,999,033.80 × 7,429,936.20
  4. Step 4: Simplify right side
    12,325,738x = 126,301,736,558,493.89
  5. Step 5: Solve for x
    x = 126,301,736,558,493.89/12,325,738
  6. Step 6: Final answer
    x = 10,246,991.83

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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.