Finding the Fourth Proportional to 7,774,431.12, 11,661,750.36 and 2,725,889.04
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Solution
The fourth proportional to 7,774,431.12, 11,661,750.36 and 2,725,889.04 is: 4,088,869.91
Step by Step Solution
- Step 1: Write the proportion equation
7,774,431.12 : 11,661,750.36 = 2,725,889.04 : x - Step 2: Convert to fraction form
7,774,431.12/11,661,750.36 = 2,725,889.04/x - Step 3: Cross multiply
7,774,431.12x = 11,661,750.36 × 2,725,889.04 - Step 4: Simplify right side
7,774,431.12x = 31,788,637,493,540.05 - Step 5: Solve for x
x = 31,788,637,493,540.05/7,774,431.12 - Step 6: Final answer
x = 4,088,869.91
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.