Home / 5,214,265.89-7,821,989.33-4,678,494.63

Finding the Fourth Proportional to 5,214,265.89, 7,821,989.33 and 4,678,494.63

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Solution

The fourth proportional to 5,214,265.89, 7,821,989.33 and 4,678,494.63 is: 7,018,271.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,214,265.89 : 7,821,989.33 = 4,678,494.63 : x
  2. Step 2: Convert to fraction form
    5,214,265.89/7,821,989.33 = 4,678,494.63/x
  3. Step 3: Cross multiply
    5,214,265.89x = 7,821,989.33 × 4,678,494.63
  4. Step 4: Simplify right side
    5,214,265.89x = 36,595,135,052,929.83
  5. Step 5: Solve for x
    x = 36,595,135,052,929.83/5,214,265.89
  6. Step 6: Final answer
    x = 7,018,271.76

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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.