Home / 37,888,228.28-52,285,765.44-20,914,518.09

Finding the Fourth Proportional to 37,888,228.28, 52,285,765.44 and 20,914,518.09

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Solution

The fourth proportional to 37,888,228.28, 52,285,765.44 and 20,914,518.09 is: 28,862,040.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,888,228.28 : 52,285,765.44 = 20,914,518.09 : x
  2. Step 2: Convert to fraction form
    37,888,228.28/52,285,765.44 = 20,914,518.09/x
  3. Step 3: Cross multiply
    37,888,228.28x = 52,285,765.44 × 20,914,518.09
  4. Step 4: Simplify right side
    37,888,228.28x = 1,093,531,587,144,376.75
  5. Step 5: Solve for x
    x = 1,093,531,587,144,376.75/37,888,228.28
  6. Step 6: Final answer
    x = 28,862,040.72

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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.