Home / 8,318,564.12-11,479,407-4,647,508.25

Finding the Fourth Proportional to 8,318,564.12, 11,479,407 and 4,647,508.25

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Solution

The fourth proportional to 8,318,564.12, 11,479,407 and 4,647,508.25 is: 6,413,443.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,318,564.12 : 11,479,407 = 4,647,508.25 : x
  2. Step 2: Convert to fraction form
    8,318,564.12/11,479,407 = 4,647,508.25/x
  3. Step 3: Cross multiply
    8,318,564.12x = 11,479,407 × 4,647,508.25
  4. Step 4: Simplify right side
    8,318,564.12x = 53,350,638,737,607.75
  5. Step 5: Solve for x
    x = 53,350,638,737,607.75/8,318,564.12
  6. Step 6: Final answer
    x = 6,413,443.23

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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.