Home / 5,214,311.64-7,822,057.98-4,678,540.38

Finding the Fourth Proportional to 5,214,311.64, 7,822,057.98 and 4,678,540.38

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Solution

The fourth proportional to 5,214,311.64, 7,822,057.98 and 4,678,540.38 is: 7,018,340.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,214,311.64 : 7,822,057.98 = 4,678,540.38 : x
  2. Step 2: Convert to fraction form
    5,214,311.64/7,822,057.98 = 4,678,540.38/x
  3. Step 3: Cross multiply
    5,214,311.64x = 7,822,057.98 × 4,678,540.38
  4. Step 4: Simplify right side
    5,214,311.64x = 36,595,814,114,131.23
  5. Step 5: Solve for x
    x = 36,595,814,114,131.23/5,214,311.64
  6. Step 6: Final answer
    x = 7,018,340.41

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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.