Finding the Fourth Proportional to 10,702,662.93, 14,769,684.95 and 6,119,080.29
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Solution
The fourth proportional to 10,702,662.93, 14,769,684.95 and 6,119,080.29 is: 8,444,336.58
Step by Step Solution
- Step 1: Write the proportion equation
10,702,662.93 : 14,769,684.95 = 6,119,080.29 : x - Step 2: Convert to fraction form
10,702,662.93/14,769,684.95 = 6,119,080.29/x - Step 3: Cross multiply
10,702,662.93x = 14,769,684.95 × 6,119,080.29 - Step 4: Simplify right side
10,702,662.93x = 90,376,888,036,459.23 - Step 5: Solve for x
x = 90,376,888,036,459.23/10,702,662.93 - Step 6: Final answer
x = 8,444,336.58
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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.