Finding the Fourth Proportional to 7,576,607.64, 11,367,734.88 and 4,546,148.58
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Solution
The fourth proportional to 7,576,607.64, 11,367,734.88 and 4,546,148.58 is: 6,820,916.99
Step by Step Solution
- Step 1: Write the proportion equation
7,576,607.64 : 11,367,734.88 = 4,546,148.58 : x - Step 2: Convert to fraction form
7,576,607.64/11,367,734.88 = 4,546,148.58/x - Step 3: Cross multiply
7,576,607.64x = 11,367,734.88 × 4,546,148.58 - Step 4: Simplify right side
7,576,607.64x = 51,679,411,782,528.48 - Step 5: Solve for x
x = 51,679,411,782,528.48/7,576,607.64 - Step 6: Final answer
x = 6,820,916.99
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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.