Home / 54,538,660.48-81,807,894.24-31,803,615.04

Finding the Fourth Proportional to 54,538,660.48, 81,807,894.24 and 31,803,615.04

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Solution

The fourth proportional to 54,538,660.48, 81,807,894.24 and 31,803,615.04 is: 47,705,366.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,538,660.48 : 81,807,894.24 = 31,803,615.04 : x
  2. Step 2: Convert to fraction form
    54,538,660.48/81,807,894.24 = 31,803,615.04/x
  3. Step 3: Cross multiply
    54,538,660.48x = 81,807,894.24 × 31,803,615.04
  4. Step 4: Simplify right side
    54,538,660.48x = 2,601,786,775,641,993
  5. Step 5: Solve for x
    x = 2,601,786,775,641,993/54,538,660.48
  6. Step 6: Final answer
    x = 47,705,366.30

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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.