Home / 19,162,550.10-28,743,825.15-18,406,722.90

Finding the Fourth Proportional to 19,162,550.10, 28,743,825.15 and 18,406,722.90

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Solution

The fourth proportional to 19,162,550.10, 28,743,825.15 and 18,406,722.90 is: 27,610,084.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,162,550.10 : 28,743,825.15 = 18,406,722.90 : x
  2. Step 2: Convert to fraction form
    19,162,550.10/28,743,825.15 = 18,406,722.90/x
  3. Step 3: Cross multiply
    19,162,550.10x = 28,743,825.15 × 18,406,722.90
  4. Step 4: Simplify right side
    19,162,550.10x = 529,079,624,622,100.88
  5. Step 5: Solve for x
    x = 529,079,624,622,100.88/19,162,550.10
  6. Step 6: Final answer
    x = 27,610,084.35

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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.