Home / 12,948,624.70-19,422,937.05-8,690,832.70

Finding the Fourth Proportional to 12,948,624.70, 19,422,937.05 and 8,690,832.70

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Solution

The fourth proportional to 12,948,624.70, 19,422,937.05 and 8,690,832.70 is: 13,036,249.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,948,624.70 : 19,422,937.05 = 8,690,832.70 : x
  2. Step 2: Convert to fraction form
    12,948,624.70/19,422,937.05 = 8,690,832.70/x
  3. Step 3: Cross multiply
    12,948,624.70x = 19,422,937.05 × 8,690,832.70
  4. Step 4: Simplify right side
    12,948,624.70x = 168,801,496,444,181.53
  5. Step 5: Solve for x
    x = 168,801,496,444,181.53/12,948,624.70
  6. Step 6: Final answer
    x = 13,036,249.05

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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.