Home / 27,958,927.53-38,550,305.75-19,142,653.95

Finding the Fourth Proportional to 27,958,927.53, 38,550,305.75 and 19,142,653.95

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Solution

The fourth proportional to 27,958,927.53, 38,550,305.75 and 19,142,653.95 is: 26,394,258.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,958,927.53 : 38,550,305.75 = 19,142,653.95 : x
  2. Step 2: Convert to fraction form
    27,958,927.53/38,550,305.75 = 19,142,653.95/x
  3. Step 3: Cross multiply
    27,958,927.53x = 38,550,305.75 × 19,142,653.95
  4. Step 4: Simplify right side
    27,958,927.53x = 737,955,162,543,231.88
  5. Step 5: Solve for x
    x = 737,955,162,543,231.88/27,958,927.53
  6. Step 6: Final answer
    x = 26,394,258.57

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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.