Home / 7,379,633.06-10,170,103.12-5,311,057.35

Finding the Fourth Proportional to 7,379,633.06, 10,170,103.12 and 5,311,057.35

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Solution

The fourth proportional to 7,379,633.06, 10,170,103.12 and 5,311,057.35 is: 7,319,334.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,379,633.06 : 10,170,103.12 = 5,311,057.35 : x
  2. Step 2: Convert to fraction form
    7,379,633.06/10,170,103.12 = 5,311,057.35/x
  3. Step 3: Cross multiply
    7,379,633.06x = 10,170,103.12 × 5,311,057.35
  4. Step 4: Simplify right side
    7,379,633.06x = 54,014,000,972,019.99
  5. Step 5: Solve for x
    x = 54,014,000,972,019.99/7,379,633.06
  6. Step 6: Final answer
    x = 7,319,334.24

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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.