Home / 34,338,110.76-47,386,579.44-18,869,193

Finding the Fourth Proportional to 34,338,110.76, 47,386,579.44 and 18,869,193

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Solution

The fourth proportional to 34,338,110.76, 47,386,579.44 and 18,869,193 is: 26,039,478.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,338,110.76 : 47,386,579.44 = 18,869,193 : x
  2. Step 2: Convert to fraction form
    34,338,110.76/47,386,579.44 = 18,869,193/x
  3. Step 3: Cross multiply
    34,338,110.76x = 47,386,579.44 × 18,869,193
  4. Step 4: Simplify right side
    34,338,110.76x = 894,146,513,063,191.88
  5. Step 5: Solve for x
    x = 894,146,513,063,191.88/34,338,110.76
  6. Step 6: Final answer
    x = 26,039,478.97

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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.