Home / 16,985,150.21-25,452,531.08-12,475,381.25

Finding the Fourth Proportional to 16,985,150.21, 25,452,531.08 and 12,475,381.25

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Solution

The fourth proportional to 16,985,150.21, 25,452,531.08 and 12,475,381.25 is: 18,694,567.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,985,150.21 : 25,452,531.08 = 12,475,381.25 : x
  2. Step 2: Convert to fraction form
    16,985,150.21/25,452,531.08 = 12,475,381.25/x
  3. Step 3: Cross multiply
    16,985,150.21x = 25,452,531.08 × 12,475,381.25
  4. Step 4: Simplify right side
    16,985,150.21x = 317,530,029,048,511.31
  5. Step 5: Solve for x
    x = 317,530,029,048,511.31/16,985,150.21
  6. Step 6: Final answer
    x = 18,694,567.02

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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.