Home / 6,691,787.60-10,037,661.44-1,899,480.88

Finding the Fourth Proportional to 6,691,787.60, 10,037,661.44 and 1,899,480.88

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Solution

The fourth proportional to 6,691,787.60, 10,037,661.44 and 1,899,480.88 is: 2,849,215.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,691,787.60 : 10,037,661.44 = 1,899,480.88 : x
  2. Step 2: Convert to fraction form
    6,691,787.60/10,037,661.44 = 1,899,480.88/x
  3. Step 3: Cross multiply
    6,691,787.60x = 10,037,661.44 × 1,899,480.88
  4. Step 4: Simplify right side
    6,691,787.60x = 19,066,345,985,193.27
  5. Step 5: Solve for x
    x = 19,066,345,985,193.27/6,691,787.60
  6. Step 6: Final answer
    x = 2,849,215.65

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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.