Finding the Fourth Proportional to 10,644,805.58, 14,689,837.09 and 5,750,027.42
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Solution
The fourth proportional to 10,644,805.58, 14,689,837.09 and 5,750,027.42 is: 7,935,040.75
Step by Step Solution
- Step 1: Write the proportion equation
10,644,805.58 : 14,689,837.09 = 5,750,027.42 : x - Step 2: Convert to fraction form
10,644,805.58/14,689,837.09 = 5,750,027.42/x - Step 3: Cross multiply
10,644,805.58x = 14,689,837.09 × 5,750,027.42 - Step 4: Simplify right side
10,644,805.58x = 84,466,966,062,833 - Step 5: Solve for x
x = 84,466,966,062,833/10,644,805.58 - Step 6: Final answer
x = 7,935,040.75
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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.