Home / 7,143,618.62-9,840,167.85-5,763,096.84

Finding the Fourth Proportional to 7,143,618.62, 9,840,167.85 and 5,763,096.84

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Solution

The fourth proportional to 7,143,618.62, 9,840,167.85 and 5,763,096.84 is: 7,938,531.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,143,618.62 : 9,840,167.85 = 5,763,096.84 : x
  2. Step 2: Convert to fraction form
    7,143,618.62/9,840,167.85 = 5,763,096.84/x
  3. Step 3: Cross multiply
    7,143,618.62x = 9,840,167.85 × 5,763,096.84
  4. Step 4: Simplify right side
    7,143,618.62x = 56,709,840,299,916.84
  5. Step 5: Solve for x
    x = 56,709,840,299,916.84/7,143,618.62
  6. Step 6: Final answer
    x = 7,938,531.34

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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.