Finding the Fourth Proportional to 11,248,968.93, 16,879,596.09 and 4,771,036.63
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Solution
The fourth proportional to 11,248,968.93, 16,879,596.09 and 4,771,036.63 is: 7,159,160.25
Step by Step Solution
- Step 1: Write the proportion equation
11,248,968.93 : 16,879,596.09 = 4,771,036.63 : x - Step 2: Convert to fraction form
11,248,968.93/16,879,596.09 = 4,771,036.63/x - Step 3: Cross multiply
11,248,968.93x = 16,879,596.09 × 4,771,036.63 - Step 4: Simplify right side
11,248,968.93x = 80,533,171,244,994.78 - Step 5: Solve for x
x = 80,533,171,244,994.78/11,248,968.93 - Step 6: Final answer
x = 7,159,160.25
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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.