Home / 6,521,011.20-9,777,628.80-3,998,476.80

Finding the Fourth Proportional to 6,521,011.20, 9,777,628.80 and 3,998,476.80

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Solution

The fourth proportional to 6,521,011.20, 9,777,628.80 and 3,998,476.80 is: 5,995,331.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,521,011.20 : 9,777,628.80 = 3,998,476.80 : x
  2. Step 2: Convert to fraction form
    6,521,011.20/9,777,628.80 = 3,998,476.80/x
  3. Step 3: Cross multiply
    6,521,011.20x = 9,777,628.80 × 3,998,476.80
  4. Step 4: Simplify right side
    6,521,011.20x = 39,095,621,915,811.84
  5. Step 5: Solve for x
    x = 39,095,621,915,811.84/6,521,011.20
  6. Step 6: Final answer
    x = 5,995,331.20

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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.