Finding the Fourth Proportional to 11,362,307.58, 15,679,959.42 and 6,205,669.38
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Solution
The fourth proportional to 11,362,307.58, 15,679,959.42 and 6,205,669.38 is: 8,563,810.07
Step by Step Solution
- Step 1: Write the proportion equation
11,362,307.58 : 15,679,959.42 = 6,205,669.38 : x - Step 2: Convert to fraction form
11,362,307.58/15,679,959.42 = 6,205,669.38/x - Step 3: Cross multiply
11,362,307.58x = 15,679,959.42 × 6,205,669.38 - Step 4: Simplify right side
11,362,307.58x = 97,304,644,052,336.56 - Step 5: Solve for x
x = 97,304,644,052,336.56/11,362,307.58 - Step 6: Final answer
x = 8,563,810.07
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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.