Home / 82,809,428.93-114,275,529.35-45,132,932.22

Finding the Fourth Proportional to 82,809,428.93, 114,275,529.35 and 45,132,932.22

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Solution

The fourth proportional to 82,809,428.93, 114,275,529.35 and 45,132,932.22 is: 62,282,638.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,809,428.93 : 114,275,529.35 = 45,132,932.22 : x
  2. Step 2: Convert to fraction form
    82,809,428.93/114,275,529.35 = 45,132,932.22/x
  3. Step 3: Cross multiply
    82,809,428.93x = 114,275,529.35 × 45,132,932.22
  4. Step 4: Simplify right side
    82,809,428.93x = 5,157,589,720,648,662
  5. Step 5: Solve for x
    x = 5,157,589,720,648,662/82,809,428.93
  6. Step 6: Final answer
    x = 62,282,638.43

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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.