Finding the Fourth Proportional to 11,238,480.25, 16,850,893.97 and 4,406,869.07
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Solution
The fourth proportional to 11,238,480.25, 16,850,893.97 and 4,406,869.07 is: 6,607,626.81
Step by Step Solution
- Step 1: Write the proportion equation
11,238,480.25 : 16,850,893.97 = 4,406,869.07 : x - Step 2: Convert to fraction form
11,238,480.25/16,850,893.97 = 4,406,869.07/x - Step 3: Cross multiply
11,238,480.25x = 16,850,893.97 × 4,406,869.07 - Step 4: Simplify right side
11,238,480.25x = 74,259,683,438,242.50 - Step 5: Solve for x
x = 74,259,683,438,242.50/11,238,480.25 - Step 6: Final answer
x = 6,607,626.81
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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.