Home / 26,936,698.60-40,405,047.90-18,858,795.40

Finding the Fourth Proportional to 26,936,698.60, 40,405,047.90 and 18,858,795.40

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Solution

The fourth proportional to 26,936,698.60, 40,405,047.90 and 18,858,795.40 is: 28,288,193.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,936,698.60 : 40,405,047.90 = 18,858,795.40 : x
  2. Step 2: Convert to fraction form
    26,936,698.60/40,405,047.90 = 18,858,795.40/x
  3. Step 3: Cross multiply
    26,936,698.60x = 40,405,047.90 × 18,858,795.40
  4. Step 4: Simplify right side
    26,936,698.60x = 761,990,531,473,299.62
  5. Step 5: Solve for x
    x = 761,990,531,473,299.62/26,936,698.60
  6. Step 6: Final answer
    x = 28,288,193.10

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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.