Home / 29,103,601.20-43,749,880.20-20,642,535.60

Finding the Fourth Proportional to 29,103,601.20, 43,749,880.20 and 20,642,535.60

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Solution

The fourth proportional to 29,103,601.20, 43,749,880.20 and 20,642,535.60 is: 31,030,814.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,103,601.20 : 43,749,880.20 = 20,642,535.60 : x
  2. Step 2: Convert to fraction form
    29,103,601.20/43,749,880.20 = 20,642,535.60/x
  3. Step 3: Cross multiply
    29,103,601.20x = 43,749,880.20 × 20,642,535.60
  4. Step 4: Simplify right side
    29,103,601.20x = 903,108,459,524,235.25
  5. Step 5: Solve for x
    x = 903,108,459,524,235.25/29,103,601.20
  6. Step 6: Final answer
    x = 31,030,814.82

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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.