Home / 11,351,068.56-15,637,858.92-7,907,078.16

Finding the Fourth Proportional to 11,351,068.56, 15,637,858.92 and 7,907,078.16

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Solution

The fourth proportional to 11,351,068.56, 15,637,858.92 and 7,907,078.16 is: 10,893,227.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,351,068.56 : 15,637,858.92 = 7,907,078.16 : x
  2. Step 2: Convert to fraction form
    11,351,068.56/15,637,858.92 = 7,907,078.16/x
  3. Step 3: Cross multiply
    11,351,068.56x = 15,637,858.92 × 7,907,078.16
  4. Step 4: Simplify right side
    11,351,068.56x = 123,649,772,735,493.19
  5. Step 5: Solve for x
    x = 123,649,772,735,493.19/11,351,068.56
  6. Step 6: Final answer
    x = 10,893,227.55

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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.