Home / 11,866,880.76-17,801,010.36-4,580,382.12

Finding the Fourth Proportional to 11,866,880.76, 17,801,010.36 and 4,580,382.12

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Solution

The fourth proportional to 11,866,880.76, 17,801,010.36 and 4,580,382.12 is: 6,870,839.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,866,880.76 : 17,801,010.36 = 4,580,382.12 : x
  2. Step 2: Convert to fraction form
    11,866,880.76/17,801,010.36 = 4,580,382.12/x
  3. Step 3: Cross multiply
    11,866,880.76x = 17,801,010.36 × 4,580,382.12
  4. Step 4: Simplify right side
    11,866,880.76x = 81,535,429,570,878.77
  5. Step 5: Solve for x
    x = 81,535,429,570,878.77/11,866,880.76
  6. Step 6: Final answer
    x = 6,870,839.21

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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.