Home / 82,810,977.80-114,274,485.04-45,641,144.84

Finding the Fourth Proportional to 82,810,977.80, 114,274,485.04 and 45,641,144.84

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Solution

The fourth proportional to 82,810,977.80, 114,274,485.04 and 45,641,144.84 is: 62,982,209.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,810,977.80 : 114,274,485.04 = 45,641,144.84 : x
  2. Step 2: Convert to fraction form
    82,810,977.80/114,274,485.04 = 45,641,144.84/x
  3. Step 3: Cross multiply
    82,810,977.80x = 114,274,485.04 × 45,641,144.84
  4. Step 4: Simplify right side
    82,810,977.80x = 5,215,618,323,227,054
  5. Step 5: Solve for x
    x = 5,215,618,323,227,054/82,810,977.80
  6. Step 6: Final answer
    x = 62,982,209.14

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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.