Finding the Fourth Proportional to 11,292,368.51, 16,938,519.25 and 3,205,350.99
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Solution
The fourth proportional to 11,292,368.51, 16,938,519.25 and 3,205,350.99 is: 4,808,016.96
Step by Step Solution
- Step 1: Write the proportion equation
11,292,368.51 : 16,938,519.25 = 3,205,350.99 : x - Step 2: Convert to fraction form
11,292,368.51/16,938,519.25 = 3,205,350.99/x - Step 3: Cross multiply
11,292,368.51x = 16,938,519.25 × 3,205,350.99 - Step 4: Simplify right side
11,292,368.51x = 54,293,899,346,402.21 - Step 5: Solve for x
x = 54,293,899,346,402.21/11,292,368.51 - Step 6: Final answer
x = 4,808,016.96
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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.