Home / 56,936,950.68-85,431,451.02-30,990,382.68

Finding the Fourth Proportional to 56,936,950.68, 85,431,451.02 and 30,990,382.68

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Solution

The fourth proportional to 56,936,950.68, 85,431,451.02 and 30,990,382.68 is: 46,499,739.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,936,950.68 : 85,431,451.02 = 30,990,382.68 : x
  2. Step 2: Convert to fraction form
    56,936,950.68/85,431,451.02 = 30,990,382.68/x
  3. Step 3: Cross multiply
    56,936,950.68x = 85,431,451.02 × 30,990,382.68
  4. Step 4: Simplify right side
    56,936,950.68x = 2,647,553,360,017,476
  5. Step 5: Solve for x
    x = 2,647,553,360,017,476/56,936,950.68
  6. Step 6: Final answer
    x = 46,499,739.24

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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.