Home / 19,523,772.55-29,298,889.50-8,011,321.12

Finding the Fourth Proportional to 19,523,772.55, 29,298,889.50 and 8,011,321.12

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Solution

The fourth proportional to 19,523,772.55, 29,298,889.50 and 8,011,321.12 is: 12,022,410.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,523,772.55 : 29,298,889.50 = 8,011,321.12 : x
  2. Step 2: Convert to fraction form
    19,523,772.55/29,298,889.50 = 8,011,321.12/x
  3. Step 3: Cross multiply
    19,523,772.55x = 29,298,889.50 × 8,011,321.12
  4. Step 4: Simplify right side
    19,523,772.55x = 234,722,812,243,896.25
  5. Step 5: Solve for x
    x = 234,722,812,243,896.25/19,523,772.55
  6. Step 6: Final answer
    x = 12,022,410.71

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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.