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Finding the Fourth Proportional to 32,934,728.96, 45,450,192.82 and 18,250,640.52

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Solution

The fourth proportional to 32,934,728.96, 45,450,192.82 and 18,250,640.52 is: 25,186,031.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,934,728.96 : 45,450,192.82 = 18,250,640.52 : x
  2. Step 2: Convert to fraction form
    32,934,728.96/45,450,192.82 = 18,250,640.52/x
  3. Step 3: Cross multiply
    32,934,728.96x = 45,450,192.82 × 18,250,640.52
  4. Step 4: Simplify right side
    32,934,728.96x = 829,495,130,745,318.38
  5. Step 5: Solve for x
    x = 829,495,130,745,318.38/32,934,728.96
  6. Step 6: Final answer
    x = 25,186,031.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.