Home / 14,591,920.40-21,887,880.60-4,493,229.20

Finding the Fourth Proportional to 14,591,920.40, 21,887,880.60 and 4,493,229.20

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Solution

The fourth proportional to 14,591,920.40, 21,887,880.60 and 4,493,229.20 is: 6,739,843.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,591,920.40 : 21,887,880.60 = 4,493,229.20 : x
  2. Step 2: Convert to fraction form
    14,591,920.40/21,887,880.60 = 4,493,229.20/x
  3. Step 3: Cross multiply
    14,591,920.40x = 21,887,880.60 × 4,493,229.20
  4. Step 4: Simplify right side
    14,591,920.40x = 98,347,264,238,033.53
  5. Step 5: Solve for x
    x = 98,347,264,238,033.53/14,591,920.40
  6. Step 6: Final answer
    x = 6,739,843.80

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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.