Finding the Fourth Proportional to 12,687,806.58, 17,508,703.98 and 6,886,464.66
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Solution
The fourth proportional to 12,687,806.58, 17,508,703.98 and 6,886,464.66 is: 9,503,066.62
Step by Step Solution
- Step 1: Write the proportion equation
12,687,806.58 : 17,508,703.98 = 6,886,464.66 : x - Step 2: Convert to fraction form
12,687,806.58/17,508,703.98 = 6,886,464.66/x - Step 3: Cross multiply
12,687,806.58x = 17,508,703.98 × 6,886,464.66 - Step 4: Simplify right side
12,687,806.58x = 120,573,071,200,671.36 - Step 5: Solve for x
x = 120,573,071,200,671.36/12,687,806.58 - Step 6: Final answer
x = 9,503,066.62
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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.