Finding the Fourth Proportional to 18,832,298.96, 25,986,461.64 and 11,096,837.84
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Solution
The fourth proportional to 18,832,298.96, 25,986,461.64 and 11,096,837.84 is: 15,312,392.37
Step by Step Solution
- Step 1: Write the proportion equation
18,832,298.96 : 25,986,461.64 = 11,096,837.84 : x - Step 2: Convert to fraction form
18,832,298.96/25,986,461.64 = 11,096,837.84/x - Step 3: Cross multiply
18,832,298.96x = 25,986,461.64 × 11,096,837.84 - Step 4: Simplify right side
18,832,298.96x = 288,367,550,854,460.44 - Step 5: Solve for x
x = 288,367,550,854,460.44/18,832,298.96 - Step 6: Final answer
x = 15,312,392.37
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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.