Home / 81,460,809.37-122,225,052.62-32,972,939.29

Finding the Fourth Proportional to 81,460,809.37, 122,225,052.62 and 32,972,939.29

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Solution

The fourth proportional to 81,460,809.37, 122,225,052.62 and 32,972,939.29 is: 49,473,105.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,460,809.37 : 122,225,052.62 = 32,972,939.29 : x
  2. Step 2: Convert to fraction form
    81,460,809.37/122,225,052.62 = 32,972,939.29/x
  3. Step 3: Cross multiply
    81,460,809.37x = 122,225,052.62 × 32,972,939.29
  4. Step 4: Simplify right side
    81,460,809.37x = 4,030,119,239,756,315.50
  5. Step 5: Solve for x
    x = 4,030,119,239,756,315.50/81,460,809.37
  6. Step 6: Final answer
    x = 49,473,105.79

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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.