Finding the Fourth Proportional to 19,159,287.24, 28,743,506.55 and 6,379,902.66
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Solution
The fourth proportional to 19,159,287.24, 28,743,506.55 and 6,379,902.66 is: 9,571,377.66
Step by Step Solution
- Step 1: Write the proportion equation
19,159,287.24 : 28,743,506.55 = 6,379,902.66 : x - Step 2: Convert to fraction form
19,159,287.24/28,743,506.55 = 6,379,902.66/x - Step 3: Cross multiply
19,159,287.24x = 28,743,506.55 × 6,379,902.66 - Step 4: Simplify right side
19,159,287.24x = 183,380,773,896,072.44 - Step 5: Solve for x
x = 183,380,773,896,072.44/19,159,287.24 - Step 6: Final answer
x = 9,571,377.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.