Home / 69,340,757.77-95,686,835.83-37,978,943.58

Finding the Fourth Proportional to 69,340,757.77, 95,686,835.83 and 37,978,943.58

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Solution

The fourth proportional to 69,340,757.77, 95,686,835.83 and 37,978,943.58 is: 52,409,074.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,340,757.77 : 95,686,835.83 = 37,978,943.58 : x
  2. Step 2: Convert to fraction form
    69,340,757.77/95,686,835.83 = 37,978,943.58/x
  3. Step 3: Cross multiply
    69,340,757.77x = 95,686,835.83 × 37,978,943.58
  4. Step 4: Simplify right side
    69,340,757.77x = 3,634,084,939,241,345
  5. Step 5: Solve for x
    x = 3,634,084,939,241,345/69,340,757.77
  6. Step 6: Final answer
    x = 52,409,074.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.