Home / 8,473,645.80-12,705,803.10-3,419,245.80

Finding the Fourth Proportional to 8,473,645.80, 12,705,803.10 and 3,419,245.80

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Solution

The fourth proportional to 8,473,645.80, 12,705,803.10 and 3,419,245.80 is: 5,126,986.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,473,645.80 : 12,705,803.10 = 3,419,245.80 : x
  2. Step 2: Convert to fraction form
    8,473,645.80/12,705,803.10 = 3,419,245.80/x
  3. Step 3: Cross multiply
    8,473,645.80x = 12,705,803.10 × 3,419,245.80
  4. Step 4: Simplify right side
    8,473,645.80x = 43,444,263,885,301.98
  5. Step 5: Solve for x
    x = 43,444,263,885,301.98/8,473,645.80
  6. Step 6: Final answer
    x = 5,126,986.06

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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.