Finding the Fourth Proportional to 7,034,026.68, 9,706,956.82 and 3,814,762.68
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Solution
The fourth proportional to 7,034,026.68, 9,706,956.82 and 3,814,762.68 is: 5,264,372.50
Step by Step Solution
- Step 1: Write the proportion equation
7,034,026.68 : 9,706,956.82 = 3,814,762.68 : x - Step 2: Convert to fraction form
7,034,026.68/9,706,956.82 = 3,814,762.68/x - Step 3: Cross multiply
7,034,026.68x = 9,706,956.82 × 3,814,762.68 - Step 4: Simplify right side
7,034,026.68x = 37,029,736,613,307.48 - Step 5: Solve for x
x = 37,029,736,613,307.48/7,034,026.68 - Step 6: Final answer
x = 5,264,372.50
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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.