Home / 36,888,970.70-55,244,882.55-19,811,999.90

Finding the Fourth Proportional to 36,888,970.70, 55,244,882.55 and 19,811,999.90

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Solution

The fourth proportional to 36,888,970.70, 55,244,882.55 and 19,811,999.90 is: 29,670,429.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,888,970.70 : 55,244,882.55 = 19,811,999.90 : x
  2. Step 2: Convert to fraction form
    36,888,970.70/55,244,882.55 = 19,811,999.90/x
  3. Step 3: Cross multiply
    36,888,970.70x = 55,244,882.55 × 19,811,999.90
  4. Step 4: Simplify right side
    36,888,970.70x = 1,094,511,607,556,111.62
  5. Step 5: Solve for x
    x = 1,094,511,607,556,111.62/36,888,970.70
  6. Step 6: Final answer
    x = 29,670,429.58

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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.