Home / 10,691,878.44-16,045,788.78-4,302,185.16

Finding the Fourth Proportional to 10,691,878.44, 16,045,788.78 and 4,302,185.16

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Solution

The fourth proportional to 10,691,878.44, 16,045,788.78 and 4,302,185.16 is: 6,456,485.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,691,878.44 : 16,045,788.78 = 4,302,185.16 : x
  2. Step 2: Convert to fraction form
    10,691,878.44/16,045,788.78 = 4,302,185.16/x
  3. Step 3: Cross multiply
    10,691,878.44x = 16,045,788.78 × 4,302,185.16
  4. Step 4: Simplify right side
    10,691,878.44x = 69,031,954,369,810.51
  5. Step 5: Solve for x
    x = 69,031,954,369,810.51/10,691,878.44
  6. Step 6: Final answer
    x = 6,456,485.15

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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.