Home / 30,268,247.58-41,771,063.79-16,518,097.38

Finding the Fourth Proportional to 30,268,247.58, 41,771,063.79 and 16,518,097.38

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Solution

The fourth proportional to 30,268,247.58, 41,771,063.79 and 16,518,097.38 is: 22,795,455.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,268,247.58 : 41,771,063.79 = 16,518,097.38 : x
  2. Step 2: Convert to fraction form
    30,268,247.58/41,771,063.79 = 16,518,097.38/x
  3. Step 3: Cross multiply
    30,268,247.58x = 41,771,063.79 × 16,518,097.38
  4. Step 4: Simplify right side
    30,268,247.58x = 689,978,499,349,411.88
  5. Step 5: Solve for x
    x = 689,978,499,349,411.88/30,268,247.58
  6. Step 6: Final answer
    x = 22,795,455.78

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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.