Home / 36,588,828.38-54,888,289.50-21,243,344.96

Finding the Fourth Proportional to 36,588,828.38, 54,888,289.50 and 21,243,344.96

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Solution

The fourth proportional to 36,588,828.38, 54,888,289.50 and 21,243,344.96 is: 31,867,947.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,588,828.38 : 54,888,289.50 = 21,243,344.96 : x
  2. Step 2: Convert to fraction form
    36,588,828.38/54,888,289.50 = 21,243,344.96/x
  3. Step 3: Cross multiply
    36,588,828.38x = 54,888,289.50 × 21,243,344.96
  4. Step 4: Simplify right side
    36,588,828.38x = 1,166,010,868,112,846
  5. Step 5: Solve for x
    x = 1,166,010,868,112,846/36,588,828.38
  6. Step 6: Final answer
    x = 31,867,947.67

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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.