Home / 28,743,899.40-43,115,849.10-26,840,334.60

Finding the Fourth Proportional to 28,743,899.40, 43,115,849.10 and 26,840,334.60

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Solution

The fourth proportional to 28,743,899.40, 43,115,849.10 and 26,840,334.60 is: 40,260,501.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,743,899.40 : 43,115,849.10 = 26,840,334.60 : x
  2. Step 2: Convert to fraction form
    28,743,899.40/43,115,849.10 = 26,840,334.60/x
  3. Step 3: Cross multiply
    28,743,899.40x = 43,115,849.10 × 26,840,334.60
  4. Step 4: Simplify right side
    28,743,899.40x = 1,157,243,816,407,109
  5. Step 5: Solve for x
    x = 1,157,243,816,407,109/28,743,899.40
  6. Step 6: Final answer
    x = 40,260,501.90

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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.