Home / 6,491,146.11-8,957,671.05-3,590,534.63

Finding the Fourth Proportional to 6,491,146.11, 8,957,671.05 and 3,590,534.63

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Solution

The fourth proportional to 6,491,146.11, 8,957,671.05 and 3,590,534.63 is: 4,954,876.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,491,146.11 : 8,957,671.05 = 3,590,534.63 : x
  2. Step 2: Convert to fraction form
    6,491,146.11/8,957,671.05 = 3,590,534.63/x
  3. Step 3: Cross multiply
    6,491,146.11x = 8,957,671.05 × 3,590,534.63
  4. Step 4: Simplify right side
    6,491,146.11x = 32,162,828,064,385.11
  5. Step 5: Solve for x
    x = 32,162,828,064,385.11/6,491,146.11
  6. Step 6: Final answer
    x = 4,954,876.61

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Double scale
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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.