Home / 6,782,231.98-10,174,754.13-1,990,077.58

Finding the Fourth Proportional to 6,782,231.98, 10,174,754.13 and 1,990,077.58

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Solution

The fourth proportional to 6,782,231.98, 10,174,754.13 and 1,990,077.58 is: 2,985,528.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,782,231.98 : 10,174,754.13 = 1,990,077.58 : x
  2. Step 2: Convert to fraction form
    6,782,231.98/10,174,754.13 = 1,990,077.58/x
  3. Step 3: Cross multiply
    6,782,231.98x = 10,174,754.13 × 1,990,077.58
  4. Step 4: Simplify right side
    6,782,231.98x = 20,248,550,076,125.41
  5. Step 5: Solve for x
    x = 20,248,550,076,125.41/6,782,231.98
  6. Step 6: Final answer
    x = 2,985,528.97

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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.