Home / 13,280,046.80-19,920,070.20-4,183,293.20

Finding the Fourth Proportional to 13,280,046.80, 19,920,070.20 and 4,183,293.20

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Solution

The fourth proportional to 13,280,046.80, 19,920,070.20 and 4,183,293.20 is: 6,274,939.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,280,046.80 : 19,920,070.20 = 4,183,293.20 : x
  2. Step 2: Convert to fraction form
    13,280,046.80/19,920,070.20 = 4,183,293.20/x
  3. Step 3: Cross multiply
    13,280,046.80x = 19,920,070.20 × 4,183,293.20
  4. Step 4: Simplify right side
    13,280,046.80x = 83,331,494,211,182.64
  5. Step 5: Solve for x
    x = 83,331,494,211,182.64/13,280,046.80
  6. Step 6: Final answer
    x = 6,274,939.80

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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.