Home / 6,317,143.73-8,717,658.21-3,416,534.57

Finding the Fourth Proportional to 6,317,143.73, 8,717,658.21 and 3,416,534.57

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Solution

The fourth proportional to 6,317,143.73, 8,717,658.21 and 3,416,534.57 is: 4,714,817.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,317,143.73 : 8,717,658.21 = 3,416,534.57 : x
  2. Step 2: Convert to fraction form
    6,317,143.73/8,717,658.21 = 3,416,534.57/x
  3. Step 3: Cross multiply
    6,317,143.73x = 8,717,658.21 × 3,416,534.57
  4. Step 4: Simplify right side
    6,317,143.73x = 29,784,180,665,703.46
  5. Step 5: Solve for x
    x = 29,784,180,665,703.46/6,317,143.73
  6. Step 6: Final answer
    x = 4,714,817.64

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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.