Home / 20,019,355.24-30,024,396.06-11,934,596.20

Finding the Fourth Proportional to 20,019,355.24, 30,024,396.06 and 11,934,596.20

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Solution

The fourth proportional to 20,019,355.24, 30,024,396.06 and 11,934,596.20 is: 17,899,130.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,019,355.24 : 30,024,396.06 = 11,934,596.20 : x
  2. Step 2: Convert to fraction form
    20,019,355.24/30,024,396.06 = 11,934,596.20/x
  3. Step 3: Cross multiply
    20,019,355.24x = 30,024,396.06 × 11,934,596.20
  4. Step 4: Simplify right side
    20,019,355.24x = 358,329,043,124,970.94
  5. Step 5: Solve for x
    x = 358,329,043,124,970.94/20,019,355.24
  6. Step 6: Final answer
    x = 17,899,130.06

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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.