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Finding the Fourth Proportional to 43,662,223.80, 65,493,335.70 and 14,904,048.60

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Solution

The fourth proportional to 43,662,223.80, 65,493,335.70 and 14,904,048.60 is: 22,356,072.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,662,223.80 : 65,493,335.70 = 14,904,048.60 : x
  2. Step 2: Convert to fraction form
    43,662,223.80/65,493,335.70 = 14,904,048.60/x
  3. Step 3: Cross multiply
    43,662,223.80x = 65,493,335.70 × 14,904,048.60
  4. Step 4: Simplify right side
    43,662,223.80x = 976,115,858,248,915
  5. Step 5: Solve for x
    x = 976,115,858,248,915/43,662,223.80
  6. Step 6: Final answer
    x = 22,356,072.90

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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.