Finding the Fourth Proportional to 15,019,307.97, 22,521,508.73 and 4,782,833.73
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Solution
The fourth proportional to 15,019,307.97, 22,521,508.73 and 4,782,833.73 is: 7,171,877.15
Step by Step Solution
- Step 1: Write the proportion equation
15,019,307.97 : 22,521,508.73 = 4,782,833.73 : x - Step 2: Convert to fraction form
15,019,307.97/22,521,508.73 = 4,782,833.73/x - Step 3: Cross multiply
15,019,307.97x = 22,521,508.73 × 4,782,833.73 - Step 4: Simplify right side
15,019,307.97x = 107,716,631,580,419.31 - Step 5: Solve for x
x = 107,716,631,580,419.31/15,019,307.97 - Step 6: Final answer
x = 7,171,877.15
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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.