Home / 13,775,144.58-19,009,874.41-7,580,904.48

Finding the Fourth Proportional to 13,775,144.58, 19,009,874.41 and 7,580,904.48

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Solution

The fourth proportional to 13,775,144.58, 19,009,874.41 and 7,580,904.48 is: 10,461,744.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,775,144.58 : 19,009,874.41 = 7,580,904.48 : x
  2. Step 2: Convert to fraction form
    13,775,144.58/19,009,874.41 = 7,580,904.48/x
  3. Step 3: Cross multiply
    13,775,144.58x = 19,009,874.41 × 7,580,904.48
  4. Step 4: Simplify right side
    13,775,144.58x = 144,112,042,060,054.09
  5. Step 5: Solve for x
    x = 144,112,042,060,054.09/13,775,144.58
  6. Step 6: Final answer
    x = 10,461,744.43

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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.