Home / 30,268,234.56-41,771,046.08-16,518,084.40

Finding the Fourth Proportional to 30,268,234.56, 41,771,046.08 and 16,518,084.40

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Solution

The fourth proportional to 30,268,234.56, 41,771,046.08 and 16,518,084.40 is: 22,795,438.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,268,234.56 : 41,771,046.08 = 16,518,084.40 : x
  2. Step 2: Convert to fraction form
    30,268,234.56/41,771,046.08 = 16,518,084.40/x
  3. Step 3: Cross multiply
    30,268,234.56x = 41,771,046.08 × 16,518,084.40
  4. Step 4: Simplify right side
    30,268,234.56x = 689,977,664,625,729.12
  5. Step 5: Solve for x
    x = 689,977,664,625,729.12/30,268,234.56
  6. Step 6: Final answer
    x = 22,795,438.01

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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.