Home / 19,056,744.72-28,569,039.66-8,265,921.48

Finding the Fourth Proportional to 19,056,744.72, 28,569,039.66 and 8,265,921.48

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Solution

The fourth proportional to 19,056,744.72, 28,569,039.66 and 8,265,921.48 is: 12,391,908.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,056,744.72 : 28,569,039.66 = 8,265,921.48 : x
  2. Step 2: Convert to fraction form
    19,056,744.72/28,569,039.66 = 8,265,921.48/x
  3. Step 3: Cross multiply
    19,056,744.72x = 28,569,039.66 × 8,265,921.48
  4. Step 4: Simplify right side
    19,056,744.72x = 236,149,438,588,565.91
  5. Step 5: Solve for x
    x = 236,149,438,588,565.91/19,056,744.72
  6. Step 6: Final answer
    x = 12,391,908.59

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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.