Finding the Fourth Proportional to 18,217,931.94, 27,328,309.05 and 6,087,437.52
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Solution
The fourth proportional to 18,217,931.94, 27,328,309.05 and 6,087,437.52 is: 9,131,627.81
Step by Step Solution
- Step 1: Write the proportion equation
18,217,931.94 : 27,328,309.05 = 6,087,437.52 : x - Step 2: Convert to fraction form
18,217,931.94/27,328,309.05 = 6,087,437.52/x - Step 3: Cross multiply
18,217,931.94x = 27,328,309.05 × 6,087,437.52 - Step 4: Simplify right side
18,217,931.94x = 166,359,373,869,125.56 - Step 5: Solve for x
x = 166,359,373,869,125.56/18,217,931.94 - Step 6: Final answer
x = 9,131,627.81
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.