Finding the Fourth Proportional to 13,971,116.26, 19,277,854.14 and 8,088,654.88
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Solution
The fourth proportional to 13,971,116.26, 19,277,854.14 and 8,088,654.88 is: 11,161,020.07
Step by Step Solution
- Step 1: Write the proportion equation
13,971,116.26 : 19,277,854.14 = 8,088,654.88 : x - Step 2: Convert to fraction form
13,971,116.26/19,277,854.14 = 8,088,654.88/x - Step 3: Cross multiply
13,971,116.26x = 19,277,854.14 × 8,088,654.88 - Step 4: Simplify right side
13,971,116.26x = 155,931,908,965,439.22 - Step 5: Solve for x
x = 155,931,908,965,439.22/13,971,116.26 - Step 6: Final answer
x = 11,161,020.07
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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.