Home / 17,888,944.90-26,833,417.35-12,220,240.90

Finding the Fourth Proportional to 17,888,944.90, 26,833,417.35 and 12,220,240.90

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Solution

The fourth proportional to 17,888,944.90, 26,833,417.35 and 12,220,240.90 is: 18,330,361.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,888,944.90 : 26,833,417.35 = 12,220,240.90 : x
  2. Step 2: Convert to fraction form
    17,888,944.90/26,833,417.35 = 12,220,240.90/x
  3. Step 3: Cross multiply
    17,888,944.90x = 26,833,417.35 × 12,220,240.90
  4. Step 4: Simplify right side
    17,888,944.90x = 327,910,824,187,239.62
  5. Step 5: Solve for x
    x = 327,910,824,187,239.62/17,888,944.90
  6. Step 6: Final answer
    x = 18,330,361.35

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Double scale
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Similar ratio
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1.5x scale

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.