Home / 7,642,716.48-10,542,469.50-4,888,398.96

Finding the Fourth Proportional to 7,642,716.48, 10,542,469.50 and 4,888,398.96

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Solution

The fourth proportional to 7,642,716.48, 10,542,469.50 and 4,888,398.96 is: 6,743,125.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,642,716.48 : 10,542,469.50 = 4,888,398.96 : x
  2. Step 2: Convert to fraction form
    7,642,716.48/10,542,469.50 = 4,888,398.96/x
  3. Step 3: Cross multiply
    7,642,716.48x = 10,542,469.50 × 4,888,398.96
  4. Step 4: Simplify right side
    7,642,716.48x = 51,535,796,939,631.72
  5. Step 5: Solve for x
    x = 51,535,796,939,631.72/7,642,716.48
  6. Step 6: Final answer
    x = 6,743,125.57

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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.