Home / 28,970,423.40-43,455,635.10-11,017,194.60

Finding the Fourth Proportional to 28,970,423.40, 43,455,635.10 and 11,017,194.60

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Solution

The fourth proportional to 28,970,423.40, 43,455,635.10 and 11,017,194.60 is: 16,525,791.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,970,423.40 : 43,455,635.10 = 11,017,194.60 : x
  2. Step 2: Convert to fraction form
    28,970,423.40/43,455,635.10 = 11,017,194.60/x
  3. Step 3: Cross multiply
    28,970,423.40x = 43,455,635.10 × 11,017,194.60
  4. Step 4: Simplify right side
    28,970,423.40x = 478,759,188,363,290.44
  5. Step 5: Solve for x
    x = 478,759,188,363,290.44/28,970,423.40
  6. Step 6: Final answer
    x = 16,525,791.90

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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.