Finding the Fourth Proportional to 15,511,908.96, 23,257,070.64 and 6,871,318.56
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Solution
The fourth proportional to 15,511,908.96, 23,257,070.64 and 6,871,318.56 is: 10,302,196.95
Step by Step Solution
- Step 1: Write the proportion equation
15,511,908.96 : 23,257,070.64 = 6,871,318.56 : x - Step 2: Convert to fraction form
15,511,908.96/23,257,070.64 = 6,871,318.56/x - Step 3: Cross multiply
15,511,908.96x = 23,257,070.64 × 6,871,318.56 - Step 4: Simplify right side
15,511,908.96x = 159,806,741,139,863.06 - Step 5: Solve for x
x = 159,806,741,139,863.06/15,511,908.96 - Step 6: Final answer
x = 10,302,196.95
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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.