Home / 9,866,180.16-13,615,383.24-5,515,449.84

Finding the Fourth Proportional to 9,866,180.16, 13,615,383.24 and 5,515,449.84

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Solution

The fourth proportional to 9,866,180.16, 13,615,383.24 and 5,515,449.84 is: 7,611,351.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,866,180.16 : 13,615,383.24 = 5,515,449.84 : x
  2. Step 2: Convert to fraction form
    9,866,180.16/13,615,383.24 = 5,515,449.84/x
  3. Step 3: Cross multiply
    9,866,180.16x = 13,615,383.24 × 5,515,449.84
  4. Step 4: Simplify right side
    9,866,180.16x = 75,094,963,312,596.69
  5. Step 5: Solve for x
    x = 75,094,963,312,596.69/9,866,180.16
  6. Step 6: Final answer
    x = 7,611,351.31

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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.