Home / 38,256,435.20-57,384,652.80-36,768,400.40

Finding the Fourth Proportional to 38,256,435.20, 57,384,652.80 and 36,768,400.40

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Solution

The fourth proportional to 38,256,435.20, 57,384,652.80 and 36,768,400.40 is: 55,152,600.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,256,435.20 : 57,384,652.80 = 36,768,400.40 : x
  2. Step 2: Convert to fraction form
    38,256,435.20/57,384,652.80 = 36,768,400.40/x
  3. Step 3: Cross multiply
    38,256,435.20x = 57,384,652.80 × 36,768,400.40
  4. Step 4: Simplify right side
    38,256,435.20x = 2,109,941,890,965,381
  5. Step 5: Solve for x
    x = 2,109,941,890,965,381/38,256,435.20
  6. Step 6: Final answer
    x = 55,152,600.60

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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.