Finding the Fourth Proportional to 10,702,651.68, 14,769,669.42 and 6,119,069.04
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Solution
The fourth proportional to 10,702,651.68, 14,769,669.42 and 6,119,069.04 is: 8,444,321.05
Step by Step Solution
- Step 1: Write the proportion equation
10,702,651.68 : 14,769,669.42 = 6,119,069.04 : x - Step 2: Convert to fraction form
10,702,651.68/14,769,669.42 = 6,119,069.04/x - Step 3: Cross multiply
10,702,651.68x = 14,769,669.42 × 6,119,069.04 - Step 4: Simplify right side
10,702,651.68x = 90,376,626,878,956.75 - Step 5: Solve for x
x = 90,376,626,878,956.75/10,702,651.68 - Step 6: Final answer
x = 8,444,321.05
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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.