Home / 11,668,116.80-17,460,184.80-7,888,980.80

Finding the Fourth Proportional to 11,668,116.80, 17,460,184.80 and 7,888,980.80

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Solution

The fourth proportional to 11,668,116.80, 17,460,184.80 and 7,888,980.80 is: 11,805,080.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,668,116.80 : 17,460,184.80 = 7,888,980.80 : x
  2. Step 2: Convert to fraction form
    11,668,116.80/17,460,184.80 = 7,888,980.80/x
  3. Step 3: Cross multiply
    11,668,116.80x = 17,460,184.80 × 7,888,980.80
  4. Step 4: Simplify right side
    11,668,116.80x = 137,743,062,651,651.84
  5. Step 5: Solve for x
    x = 137,743,062,651,651.84/11,668,116.80
  6. Step 6: Final answer
    x = 11,805,080.89

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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.