Finding the Fourth Proportional to 8,680,248.80, 13,012,226.63 and 2,918,954.06
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Solution
The fourth proportional to 8,680,248.80, 13,012,226.63 and 2,918,954.06 is: 4,375,691.60
Step by Step Solution
- Step 1: Write the proportion equation
8,680,248.80 : 13,012,226.63 = 2,918,954.06 : x - Step 2: Convert to fraction form
8,680,248.80/13,012,226.63 = 2,918,954.06/x - Step 3: Cross multiply
8,680,248.80x = 13,012,226.63 × 2,918,954.06 - Step 4: Simplify right side
8,680,248.80x = 37,982,091,751,278.62 - Step 5: Solve for x
x = 37,982,091,751,278.62/8,680,248.80 - Step 6: Final answer
x = 4,375,691.60
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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.