Finding the Fourth Proportional to 9,601,427.44, 13,253,306.52 and 5,528,669.68
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Solution
The fourth proportional to 9,601,427.44, 13,253,306.52 and 5,528,669.68 is: 7,631,485.46
Step by Step Solution
- Step 1: Write the proportion equation
9,601,427.44 : 13,253,306.52 = 5,528,669.68 : x - Step 2: Convert to fraction form
9,601,427.44/13,253,306.52 = 5,528,669.68/x - Step 3: Cross multiply
9,601,427.44x = 13,253,306.52 × 5,528,669.68 - Step 4: Simplify right side
9,601,427.44x = 73,273,153,916,870.31 - Step 5: Solve for x
x = 73,273,153,916,870.31/9,601,427.44 - Step 6: Final answer
x = 7,631,485.46
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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.