Home / 18,346,809.70-27,520,105.20-4,699,929.70

Finding the Fourth Proportional to 18,346,809.70, 27,520,105.20 and 4,699,929.70

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Solution

The fourth proportional to 18,346,809.70, 27,520,105.20 and 4,699,929.70 is: 7,049,866.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,346,809.70 : 27,520,105.20 = 4,699,929.70 : x
  2. Step 2: Convert to fraction form
    18,346,809.70/27,520,105.20 = 4,699,929.70/x
  3. Step 3: Cross multiply
    18,346,809.70x = 27,520,105.20 × 4,699,929.70
  4. Step 4: Simplify right side
    18,346,809.70x = 129,342,559,776,604.44
  5. Step 5: Solve for x
    x = 129,342,559,776,604.44/18,346,809.70
  6. Step 6: Final answer
    x = 7,049,866.54

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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.