Finding the Fourth Proportional to 19,898,374.36, 29,844,222.74 and 5,522,902.68
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Solution
The fourth proportional to 19,898,374.36, 29,844,222.74 and 5,522,902.68 is: 8,283,427.32
Step by Step Solution
- Step 1: Write the proportion equation
19,898,374.36 : 29,844,222.74 = 5,522,902.68 : x - Step 2: Convert to fraction form
19,898,374.36/29,844,222.74 = 5,522,902.68/x - Step 3: Cross multiply
19,898,374.36x = 29,844,222.74 × 5,522,902.68 - Step 4: Simplify right side
19,898,374.36x = 164,826,737,753,262.94 - Step 5: Solve for x
x = 164,826,737,753,262.94/19,898,374.36 - Step 6: Final answer
x = 8,283,427.32
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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.