Finding the Fourth Proportional to 5,851,376.16, 8,071,648.56 and 3,403,711.68
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Solution
The fourth proportional to 5,851,376.16, 8,071,648.56 and 3,403,711.68 is: 4,695,231.30
Step by Step Solution
- Step 1: Write the proportion equation
5,851,376.16 : 8,071,648.56 = 3,403,711.68 : x - Step 2: Convert to fraction form
5,851,376.16/8,071,648.56 = 3,403,711.68/x - Step 3: Cross multiply
5,851,376.16x = 8,071,648.56 × 3,403,711.68 - Step 4: Simplify right side
5,851,376.16x = 27,473,564,480,527.18 - Step 5: Solve for x
x = 27,473,564,480,527.18/5,851,376.16 - Step 6: Final answer
x = 4,695,231.30
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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.