Home / 7,722,100.98-10,656,500.67-4,284,333.81

Finding the Fourth Proportional to 7,722,100.98, 10,656,500.67 and 4,284,333.81

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Solution

The fourth proportional to 7,722,100.98, 10,656,500.67 and 4,284,333.81 is: 5,912,381.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,722,100.98 : 10,656,500.67 = 4,284,333.81 : x
  2. Step 2: Convert to fraction form
    7,722,100.98/10,656,500.67 = 4,284,333.81/x
  3. Step 3: Cross multiply
    7,722,100.98x = 10,656,500.67 × 4,284,333.81
  4. Step 4: Simplify right side
    7,722,100.98x = 45,656,006,116,768.65
  5. Step 5: Solve for x
    x = 45,656,006,116,768.65/7,722,100.98
  6. Step 6: Final answer
    x = 5,912,381.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.