Home / 7,339,997.80-11,019,618.99-4,921,970.86

Finding the Fourth Proportional to 7,339,997.80, 11,019,618.99 and 4,921,970.86

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Solution

The fourth proportional to 7,339,997.80, 11,019,618.99 and 4,921,970.86 is: 7,389,408.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,339,997.80 : 11,019,618.99 = 4,921,970.86 : x
  2. Step 2: Convert to fraction form
    7,339,997.80/11,019,618.99 = 4,921,970.86/x
  3. Step 3: Cross multiply
    7,339,997.80x = 11,019,618.99 × 4,921,970.86
  4. Step 4: Simplify right side
    7,339,997.80x = 54,238,243,557,082.63
  5. Step 5: Solve for x
    x = 54,238,243,557,082.63/7,339,997.80
  6. Step 6: Final answer
    x = 7,389,408.69

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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.