Finding the Fourth Proportional to 6,461,603.33, 8,917,012.73 and 3,560,994.19
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Solution
The fourth proportional to 6,461,603.33, 8,917,012.73 and 3,560,994.19 is: 4,914,172.06
Step by Step Solution
- Step 1: Write the proportion equation
6,461,603.33 : 8,917,012.73 = 3,560,994.19 : x - Step 2: Convert to fraction form
6,461,603.33/8,917,012.73 = 3,560,994.19/x - Step 3: Cross multiply
6,461,603.33x = 8,917,012.73 × 3,560,994.19 - Step 4: Simplify right side
6,461,603.33x = 31,753,430,523,704.20 - Step 5: Solve for x
x = 31,753,430,523,704.20/6,461,603.33 - Step 6: Final answer
x = 4,914,172.06
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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.