Home / 7,039,864.48-9,715,014.30-3,820,600.48

Finding the Fourth Proportional to 7,039,864.48, 9,715,014.30 and 3,820,600.48

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Solution

The fourth proportional to 7,039,864.48, 9,715,014.30 and 3,820,600.48 is: 5,272,429.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,039,864.48 : 9,715,014.30 = 3,820,600.48 : x
  2. Step 2: Convert to fraction form
    7,039,864.48/9,715,014.30 = 3,820,600.48/x
  3. Step 3: Cross multiply
    7,039,864.48x = 9,715,014.30 × 3,820,600.48
  4. Step 4: Simplify right side
    7,039,864.48x = 37,117,188,297,786.87
  5. Step 5: Solve for x
    x = 37,117,188,297,786.87/7,039,864.48
  6. Step 6: Final answer
    x = 5,272,429.38

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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.