Home / 38,290,046.19-52,840,600.97-20,886,468.81

Finding the Fourth Proportional to 38,290,046.19, 52,840,600.97 and 20,886,468.81

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Solution

The fourth proportional to 38,290,046.19, 52,840,600.97 and 20,886,468.81 is: 28,823,510.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,290,046.19 : 52,840,600.97 = 20,886,468.81 : x
  2. Step 2: Convert to fraction form
    38,290,046.19/52,840,600.97 = 20,886,468.81/x
  3. Step 3: Cross multiply
    38,290,046.19x = 52,840,600.97 × 20,886,468.81
  4. Step 4: Simplify right side
    38,290,046.19x = 1,103,653,564,061,560.62
  5. Step 5: Solve for x
    x = 1,103,653,564,061,560.62/38,290,046.19
  6. Step 6: Final answer
    x = 28,823,510.91

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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.