Home / 9,493,784.82-13,101,463.19-5,142,871.12

Finding the Fourth Proportional to 9,493,784.82, 13,101,463.19 and 5,142,871.12

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Solution

The fourth proportional to 9,493,784.82, 13,101,463.19 and 5,142,871.12 is: 7,097,183.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,493,784.82 : 13,101,463.19 = 5,142,871.12 : x
  2. Step 2: Convert to fraction form
    9,493,784.82/13,101,463.19 = 5,142,871.12/x
  3. Step 3: Cross multiply
    9,493,784.82x = 13,101,463.19 × 5,142,871.12
  4. Step 4: Simplify right side
    9,493,784.82x = 67,379,136,669,594.07
  5. Step 5: Solve for x
    x = 67,379,136,669,594.07/9,493,784.82
  6. Step 6: Final answer
    x = 7,097,183.89

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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.