Home / 9,927,775.44-13,698,837.81-5,576,028.12

Finding the Fourth Proportional to 9,927,775.44, 13,698,837.81 and 5,576,028.12

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Solution

The fourth proportional to 9,927,775.44, 13,698,837.81 and 5,576,028.12 is: 7,694,080.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,927,775.44 : 13,698,837.81 = 5,576,028.12 : x
  2. Step 2: Convert to fraction form
    9,927,775.44/13,698,837.81 = 5,576,028.12/x
  3. Step 3: Cross multiply
    9,927,775.44x = 13,698,837.81 × 5,576,028.12
  4. Step 4: Simplify right side
    9,927,775.44x = 76,385,104,839,879.22
  5. Step 5: Solve for x
    x = 76,385,104,839,879.22/9,927,775.44
  6. Step 6: Final answer
    x = 7,694,080.64

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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.