Home / 54,518,330.60-81,777,495.90-36,378,477.80

Finding the Fourth Proportional to 54,518,330.60, 81,777,495.90 and 36,378,477.80

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Solution

The fourth proportional to 54,518,330.60, 81,777,495.90 and 36,378,477.80 is: 54,567,716.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,518,330.60 : 81,777,495.90 = 36,378,477.80 : x
  2. Step 2: Convert to fraction form
    54,518,330.60/81,777,495.90 = 36,378,477.80/x
  3. Step 3: Cross multiply
    54,518,330.60x = 81,777,495.90 × 36,378,477.80
  4. Step 4: Simplify right side
    54,518,330.60x = 2,974,940,819,137,741
  5. Step 5: Solve for x
    x = 2,974,940,819,137,741/54,518,330.60
  6. Step 6: Final answer
    x = 54,567,716.70

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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.