Home / 54,926,530.80-82,389,796.20-30,740,060.40

Finding the Fourth Proportional to 54,926,530.80, 82,389,796.20 and 30,740,060.40

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Solution

The fourth proportional to 54,926,530.80, 82,389,796.20 and 30,740,060.40 is: 46,110,090.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,926,530.80 : 82,389,796.20 = 30,740,060.40 : x
  2. Step 2: Convert to fraction form
    54,926,530.80/82,389,796.20 = 30,740,060.40/x
  3. Step 3: Cross multiply
    54,926,530.80x = 82,389,796.20 × 30,740,060.40
  4. Step 4: Simplify right side
    54,926,530.80x = 2,532,667,311,531,690.50
  5. Step 5: Solve for x
    x = 2,532,667,311,531,690.50/54,926,530.80
  6. Step 6: Final answer
    x = 46,110,090.60

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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.