Finding the Fourth Proportional to 10,861,858.52, 16,294,885.84 and 4,129,749.08
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Solution
The fourth proportional to 10,861,858.52, 16,294,885.84 and 4,129,749.08 is: 6,195,421.32
Step by Step Solution
- Step 1: Write the proportion equation
10,861,858.52 : 16,294,885.84 = 4,129,749.08 : x - Step 2: Convert to fraction form
10,861,858.52/16,294,885.84 = 4,129,749.08/x - Step 3: Cross multiply
10,861,858.52x = 16,294,885.84 × 4,129,749.08 - Step 4: Simplify right side
10,861,858.52x = 67,293,789,806,445.03 - Step 5: Solve for x
x = 67,293,789,806,445.03/10,861,858.52 - Step 6: Final answer
x = 6,195,421.32
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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.