Finding the Fourth Proportional to 11,248,977.35, 16,879,608.76 and 4,771,045.08
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Solution
The fourth proportional to 11,248,977.35, 16,879,608.76 and 4,771,045.08 is: 7,159,172.95
Step by Step Solution
- Step 1: Write the proportion equation
11,248,977.35 : 16,879,608.76 = 4,771,045.08 : x - Step 2: Convert to fraction form
11,248,977.35/16,879,608.76 = 4,771,045.08/x - Step 3: Cross multiply
11,248,977.35x = 16,879,608.76 × 4,771,045.08 - Step 4: Simplify right side
11,248,977.35x = 80,533,374,326,722.91 - Step 5: Solve for x
x = 80,533,374,326,722.91/11,248,977.35 - Step 6: Final answer
x = 7,159,172.95
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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.