Finding the Fourth Proportional to 10,703,437.40, 14,770,851.74 and 5,808,701.76
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Solution
The fourth proportional to 10,703,437.40, 14,770,851.74 and 5,808,701.76 is: 8,016,067.11
Step by Step Solution
- Step 1: Write the proportion equation
10,703,437.40 : 14,770,851.74 = 5,808,701.76 : x - Step 2: Convert to fraction form
10,703,437.40/14,770,851.74 = 5,808,701.76/x - Step 3: Cross multiply
10,703,437.40x = 14,770,851.74 × 5,808,701.76 - Step 4: Simplify right side
10,703,437.40x = 85,799,472,498,837.06 - Step 5: Solve for x
x = 85,799,472,498,837.06/10,703,437.40 - Step 6: Final answer
x = 8,016,067.11
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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.