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Finding the Fourth Proportional to 22,034,848.80, 33,020,002.80 and 19,760,368.80

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Solution

The fourth proportional to 22,034,848.80, 33,020,002.80 and 19,760,368.80 is: 29,611,613.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,034,848.80 : 33,020,002.80 = 19,760,368.80 : x
  2. Step 2: Convert to fraction form
    22,034,848.80/33,020,002.80 = 19,760,368.80/x
  3. Step 3: Cross multiply
    22,034,848.80x = 33,020,002.80 × 19,760,368.80
  4. Step 4: Simplify right side
    22,034,848.80x = 652,487,433,105,032.62
  5. Step 5: Solve for x
    x = 652,487,433,105,032.62/22,034,848.80
  6. Step 6: Final answer
    x = 29,611,613.81

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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.