Finding the Fourth Proportional to 9,588,916.62, 13,232,198.88 and 5,237,940.06
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Solution
The fourth proportional to 9,588,916.62, 13,232,198.88 and 5,237,940.06 is: 7,228,080.85
Step by Step Solution
- Step 1: Write the proportion equation
9,588,916.62 : 13,232,198.88 = 5,237,940.06 : x - Step 2: Convert to fraction form
9,588,916.62/13,232,198.88 = 5,237,940.06/x - Step 3: Cross multiply
9,588,916.62x = 13,232,198.88 × 5,237,940.06 - Step 4: Simplify right side
9,588,916.62x = 69,309,464,595,439.13 - Step 5: Solve for x
x = 69,309,464,595,439.13/9,588,916.62 - Step 6: Final answer
x = 7,228,080.85
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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.