Home / 5,467,245.80-8,200,868.70-5,157,588.20

Finding the Fourth Proportional to 5,467,245.80, 8,200,868.70 and 5,157,588.20

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Solution

The fourth proportional to 5,467,245.80, 8,200,868.70 and 5,157,588.20 is: 7,736,382.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,467,245.80 : 8,200,868.70 = 5,157,588.20 : x
  2. Step 2: Convert to fraction form
    5,467,245.80/8,200,868.70 = 5,157,588.20/x
  3. Step 3: Cross multiply
    5,467,245.80x = 8,200,868.70 × 5,157,588.20
  4. Step 4: Simplify right side
    5,467,245.80x = 42,296,703,636,869.34
  5. Step 5: Solve for x
    x = 42,296,703,636,869.34/5,467,245.80
  6. Step 6: Final answer
    x = 7,736,382.30

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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.