Home / 4,678,387.83-7,020,381.11-4,297,674.87

Finding the Fourth Proportional to 4,678,387.83, 7,020,381.11 and 4,297,674.87

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Solution

The fourth proportional to 4,678,387.83, 7,020,381.11 and 4,297,674.87 is: 6,449,083.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678,387.83 : 7,020,381.11 = 4,297,674.87 : x
  2. Step 2: Convert to fraction form
    4,678,387.83/7,020,381.11 = 4,297,674.87/x
  3. Step 3: Cross multiply
    4,678,387.83x = 7,020,381.11 × 4,297,674.87
  4. Step 4: Simplify right side
    4,678,387.83x = 30,171,315,452,781.34
  5. Step 5: Solve for x
    x = 30,171,315,452,781.34/4,678,387.83
  6. Step 6: Final answer
    x = 6,449,083.86

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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.