Home / 12,361,036.05-18,541,554.08-9,969,551.55

Finding the Fourth Proportional to 12,361,036.05, 18,541,554.08 and 9,969,551.55

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Solution

The fourth proportional to 12,361,036.05, 18,541,554.08 and 9,969,551.55 is: 14,954,327.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,361,036.05 : 18,541,554.08 = 9,969,551.55 : x
  2. Step 2: Convert to fraction form
    12,361,036.05/18,541,554.08 = 9,969,551.55/x
  3. Step 3: Cross multiply
    12,361,036.05x = 18,541,554.08 × 9,969,551.55
  4. Step 4: Simplify right side
    12,361,036.05x = 184,850,979,167,825.06
  5. Step 5: Solve for x
    x = 184,850,979,167,825.06/12,361,036.05
  6. Step 6: Final answer
    x = 14,954,327.33

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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.