Home / 38,191,980.56-57,287,409.91-9,438,115.37

Finding the Fourth Proportional to 38,191,980.56, 57,287,409.91 and 9,438,115.37

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Solution

The fourth proportional to 38,191,980.56, 57,287,409.91 and 9,438,115.37 is: 14,157,034.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,191,980.56 : 57,287,409.91 = 9,438,115.37 : x
  2. Step 2: Convert to fraction form
    38,191,980.56/57,287,409.91 = 9,438,115.37/x
  3. Step 3: Cross multiply
    38,191,980.56x = 57,287,409.91 × 9,438,115.37
  4. Step 4: Simplify right side
    38,191,980.56x = 540,685,183,669,029
  5. Step 5: Solve for x
    x = 540,685,183,669,029/38,191,980.56
  6. Step 6: Final answer
    x = 14,157,034.43

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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.