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Finding the Fourth Proportional to 29,893,677.80, 44,840,516.70 and 8,331,607.40

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Solution

The fourth proportional to 29,893,677.80, 44,840,516.70 and 8,331,607.40 is: 12,497,411.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,893,677.80 : 44,840,516.70 = 8,331,607.40 : x
  2. Step 2: Convert to fraction form
    29,893,677.80/44,840,516.70 = 8,331,607.40/x
  3. Step 3: Cross multiply
    29,893,677.80x = 44,840,516.70 × 8,331,607.40
  4. Step 4: Simplify right side
    29,893,677.80x = 373,593,580,757,543.62
  5. Step 5: Solve for x
    x = 373,593,580,757,543.62/29,893,677.80
  6. Step 6: Final answer
    x = 12,497,411.10

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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.