Home / 38,250,577.92-52,784,447.12-20,846,577.72

Finding the Fourth Proportional to 38,250,577.92, 52,784,447.12 and 20,846,577.72

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Solution

The fourth proportional to 38,250,577.92, 52,784,447.12 and 20,846,577.72 is: 28,767,541.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,250,577.92 : 52,784,447.12 = 20,846,577.72 : x
  2. Step 2: Convert to fraction form
    38,250,577.92/52,784,447.12 = 20,846,577.72/x
  3. Step 3: Cross multiply
    38,250,577.92x = 52,784,447.12 × 20,846,577.72
  4. Step 4: Simplify right side
    38,250,577.92x = 1,100,375,079,294,310
  5. Step 5: Solve for x
    x = 1,100,375,079,294,310/38,250,577.92
  6. Step 6: Final answer
    x = 28,767,541.28

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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.