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Finding the Fourth Proportional to 29,789,969.30, 44,684,953.95 and 18,452,561.30

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Solution

The fourth proportional to 29,789,969.30, 44,684,953.95 and 18,452,561.30 is: 27,678,841.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,789,969.30 : 44,684,953.95 = 18,452,561.30 : x
  2. Step 2: Convert to fraction form
    29,789,969.30/44,684,953.95 = 18,452,561.30/x
  3. Step 3: Cross multiply
    29,789,969.30x = 44,684,953.95 × 18,452,561.30
  4. Step 4: Simplify right side
    29,789,969.30x = 824,551,851,950,052.25
  5. Step 5: Solve for x
    x = 824,551,851,950,052.25/29,789,969.30
  6. Step 6: Final answer
    x = 27,678,841.95

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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.