Home / 38,556,662.46-57,798,237.21-12,984,512.70

Finding the Fourth Proportional to 38,556,662.46, 57,798,237.21 and 12,984,512.70

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Solution

The fourth proportional to 38,556,662.46, 57,798,237.21 and 12,984,512.70 is: 19,464,390.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,556,662.46 : 57,798,237.21 = 12,984,512.70 : x
  2. Step 2: Convert to fraction form
    38,556,662.46/57,798,237.21 = 12,984,512.70/x
  3. Step 3: Cross multiply
    38,556,662.46x = 57,798,237.21 × 12,984,512.70
  4. Step 4: Simplify right side
    38,556,662.46x = 750,481,945,090,857.50
  5. Step 5: Solve for x
    x = 750,481,945,090,857.50/38,556,662.46
  6. Step 6: Final answer
    x = 19,464,390.77

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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.