Home / 29,294,856.80-43,942,285.20-8,019,720.80

Finding the Fourth Proportional to 29,294,856.80, 43,942,285.20 and 8,019,720.80

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Solution

The fourth proportional to 29,294,856.80, 43,942,285.20 and 8,019,720.80 is: 12,029,581.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,294,856.80 : 43,942,285.20 = 8,019,720.80 : x
  2. Step 2: Convert to fraction form
    29,294,856.80/43,942,285.20 = 8,019,720.80/x
  3. Step 3: Cross multiply
    29,294,856.80x = 43,942,285.20 × 8,019,720.80
  4. Step 4: Simplify right side
    29,294,856.80x = 352,404,858,617,972.19
  5. Step 5: Solve for x
    x = 352,404,858,617,972.19/29,294,856.80
  6. Step 6: Final answer
    x = 12,029,581.20

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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.