Home / 73,502,280.55-110,245,022.61-19,653,791.59

Finding the Fourth Proportional to 73,502,280.55, 110,245,022.61 and 19,653,791.59

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Solution

The fourth proportional to 73,502,280.55, 110,245,022.61 and 19,653,791.59 is: 29,478,441.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,502,280.55 : 110,245,022.61 = 19,653,791.59 : x
  2. Step 2: Convert to fraction form
    73,502,280.55/110,245,022.61 = 19,653,791.59/x
  3. Step 3: Cross multiply
    73,502,280.55x = 110,245,022.61 × 19,653,791.59
  4. Step 4: Simplify right side
    73,502,280.55x = 2,166,732,698,211,777.75
  5. Step 5: Solve for x
    x = 2,166,732,698,211,777.75/73,502,280.55
  6. Step 6: Final answer
    x = 29,478,441.78

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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.