Home / 55,147,574.20-82,721,361.30-34,740,239.80

Finding the Fourth Proportional to 55,147,574.20, 82,721,361.30 and 34,740,239.80

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Solution

The fourth proportional to 55,147,574.20, 82,721,361.30 and 34,740,239.80 is: 52,110,359.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,147,574.20 : 82,721,361.30 = 34,740,239.80 : x
  2. Step 2: Convert to fraction form
    55,147,574.20/82,721,361.30 = 34,740,239.80/x
  3. Step 3: Cross multiply
    55,147,574.20x = 82,721,361.30 × 34,740,239.80
  4. Step 4: Simplify right side
    55,147,574.20x = 2,873,759,928,144,439.50
  5. Step 5: Solve for x
    x = 2,873,759,928,144,439.50/55,147,574.20
  6. Step 6: Final answer
    x = 52,110,359.70

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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.