Home / 46,505,558.61-69,758,520.70-18,839,998.69

Finding the Fourth Proportional to 46,505,558.61, 69,758,520.70 and 18,839,998.69

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Solution

The fourth proportional to 46,505,558.61, 69,758,520.70 and 18,839,998.69 is: 28,260,072.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,505,558.61 : 69,758,520.70 = 18,839,998.69 : x
  2. Step 2: Convert to fraction form
    46,505,558.61/69,758,520.70 = 18,839,998.69/x
  3. Step 3: Cross multiply
    46,505,558.61x = 69,758,520.70 × 18,839,998.69
  4. Step 4: Simplify right side
    46,505,558.61x = 1,314,250,438,382,841.75
  5. Step 5: Solve for x
    x = 1,314,250,438,382,841.75/46,505,558.61
  6. Step 6: Final answer
    x = 28,260,072.08

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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.