Home / 56,079,175.92-84,148,400.72-39,789,733.42

Finding the Fourth Proportional to 56,079,175.92, 84,148,400.72 and 39,789,733.42

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Solution

The fourth proportional to 56,079,175.92, 84,148,400.72 and 39,789,733.42 is: 59,705,628.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,079,175.92 : 84,148,400.72 = 39,789,733.42 : x
  2. Step 2: Convert to fraction form
    56,079,175.92/84,148,400.72 = 39,789,733.42/x
  3. Step 3: Cross multiply
    56,079,175.92x = 84,148,400.72 × 39,789,733.42
  4. Step 4: Simplify right side
    56,079,175.92x = 3,348,242,432,368,136
  5. Step 5: Solve for x
    x = 3,348,242,432,368,136/56,079,175.92
  6. Step 6: Final answer
    x = 59,705,628.29

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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.