Home / 30,268,229.56-41,771,039.18-16,518,079.42

Finding the Fourth Proportional to 30,268,229.56, 41,771,039.18 and 16,518,079.42

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Solution

The fourth proportional to 30,268,229.56, 41,771,039.18 and 16,518,079.42 is: 22,795,431.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,268,229.56 : 41,771,039.18 = 16,518,079.42 : x
  2. Step 2: Convert to fraction form
    30,268,229.56/41,771,039.18 = 16,518,079.42/x
  3. Step 3: Cross multiply
    30,268,229.56x = 41,771,039.18 × 16,518,079.42
  4. Step 4: Simplify right side
    30,268,229.56x = 689,977,342,339,726
  5. Step 5: Solve for x
    x = 689,977,342,339,726/30,268,229.56
  6. Step 6: Final answer
    x = 22,795,431.13

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1.5x scale

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.