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Finding the Fourth Proportional to 5,640,834.03, 8,466,082.74 and 5,598,374.03

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Solution

The fourth proportional to 5,640,834.03, 8,466,082.74 and 5,598,374.03 is: 8,402,356.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,640,834.03 : 8,466,082.74 = 5,598,374.03 : x
  2. Step 2: Convert to fraction form
    5,640,834.03/8,466,082.74 = 5,598,374.03/x
  3. Step 3: Cross multiply
    5,640,834.03x = 8,466,082.74 × 5,598,374.03
  4. Step 4: Simplify right side
    5,640,834.03x = 47,396,297,736,864.63
  5. Step 5: Solve for x
    x = 47,396,297,736,864.63/5,640,834.03
  6. Step 6: Final answer
    x = 8,402,356.37

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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.