Finding the Fourth Proportional to 12,256,536.36, 16,913,372.22 and 7,029,274.80
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Solution
The fourth proportional to 12,256,536.36, 16,913,372.22 and 7,029,274.80 is: 9,700,027.61
Step by Step Solution
- Step 1: Write the proportion equation
12,256,536.36 : 16,913,372.22 = 7,029,274.80 : x - Step 2: Convert to fraction form
12,256,536.36/16,913,372.22 = 7,029,274.80/x - Step 3: Cross multiply
12,256,536.36x = 16,913,372.22 × 7,029,274.80 - Step 4: Simplify right side
12,256,536.36x = 118,888,741,129,066.05 - Step 5: Solve for x
x = 118,888,741,129,066.05/12,256,536.36 - Step 6: Final answer
x = 9,700,027.61
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.