Home / 31,019,935.20-46,529,902.80-17,415,045.60

Finding the Fourth Proportional to 31,019,935.20, 46,529,902.80 and 17,415,045.60

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Solution

The fourth proportional to 31,019,935.20, 46,529,902.80 and 17,415,045.60 is: 26,122,568.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,019,935.20 : 46,529,902.80 = 17,415,045.60 : x
  2. Step 2: Convert to fraction form
    31,019,935.20/46,529,902.80 = 17,415,045.60/x
  3. Step 3: Cross multiply
    31,019,935.20x = 46,529,902.80 × 17,415,045.60
  4. Step 4: Simplify right side
    31,019,935.20x = 810,320,379,025,567.75
  5. Step 5: Solve for x
    x = 810,320,379,025,567.75/31,019,935.20
  6. Step 6: Final answer
    x = 26,122,568.40

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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.