Finding the Fourth Proportional to 11,213,656.08, 15,474,851.32 and 6,057,017.62
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Solution
The fourth proportional to 11,213,656.08, 15,474,851.32 and 6,057,017.62 is: 8,358,687.51
Step by Step Solution
- Step 1: Write the proportion equation
11,213,656.08 : 15,474,851.32 = 6,057,017.62 : x - Step 2: Convert to fraction form
11,213,656.08/15,474,851.32 = 6,057,017.62/x - Step 3: Cross multiply
11,213,656.08x = 15,474,851.32 × 6,057,017.62 - Step 4: Simplify right side
11,213,656.08x = 93,731,447,034,746 - Step 5: Solve for x
x = 93,731,447,034,746/11,213,656.08 - Step 6: Final answer
x = 8,358,687.51
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.