Home / 10,078,212.06-15,112,871.19-2,888,114.22

Finding the Fourth Proportional to 10,078,212.06, 15,112,871.19 and 2,888,114.22

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Solution

The fourth proportional to 10,078,212.06, 15,112,871.19 and 2,888,114.22 is: 4,330,896.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,078,212.06 : 15,112,871.19 = 2,888,114.22 : x
  2. Step 2: Convert to fraction form
    10,078,212.06/15,112,871.19 = 2,888,114.22/x
  3. Step 3: Cross multiply
    10,078,212.06x = 15,112,871.19 × 2,888,114.22
  4. Step 4: Simplify right side
    10,078,212.06x = 43,647,698,188,867.32
  5. Step 5: Solve for x
    x = 43,647,698,188,867.32/10,078,212.06
  6. Step 6: Final answer
    x = 4,330,896.98

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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.