Home / 8,691,424.20-13,037,136.30-5,098,912.20

Finding the Fourth Proportional to 8,691,424.20, 13,037,136.30 and 5,098,912.20

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Solution

The fourth proportional to 8,691,424.20, 13,037,136.30 and 5,098,912.20 is: 7,648,368.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,691,424.20 : 13,037,136.30 = 5,098,912.20 : x
  2. Step 2: Convert to fraction form
    8,691,424.20/13,037,136.30 = 5,098,912.20/x
  3. Step 3: Cross multiply
    8,691,424.20x = 13,037,136.30 × 5,098,912.20
  4. Step 4: Simplify right side
    8,691,424.20x = 66,475,213,333,132.87
  5. Step 5: Solve for x
    x = 66,475,213,333,132.87/8,691,424.20
  6. Step 6: Final answer
    x = 7,648,368.30

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1.5x scale

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.