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Finding the Fourth Proportional to 29,949,004.80, 44,952,998.40 and 14,820,019.20

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Solution

The fourth proportional to 29,949,004.80, 44,952,998.40 and 14,820,019.20 is: 22,244,622.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,949,004.80 : 44,952,998.40 = 14,820,019.20 : x
  2. Step 2: Convert to fraction form
    29,949,004.80/44,952,998.40 = 14,820,019.20/x
  3. Step 3: Cross multiply
    29,949,004.80x = 44,952,998.40 × 14,820,019.20
  4. Step 4: Simplify right side
    29,949,004.80x = 666,204,299,385,569.25
  5. Step 5: Solve for x
    x = 666,204,299,385,569.25/29,949,004.80
  6. Step 6: Final answer
    x = 22,244,622.28

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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.