Finding the Fourth Proportional to 27,931,525.99, 41,903,319.45 and 8,502,271.30
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Solution
The fourth proportional to 27,931,525.99, 41,903,319.45 and 8,502,271.30 is: 12,755,242.60
Step by Step Solution
- Step 1: Write the proportion equation
27,931,525.99 : 41,903,319.45 = 8,502,271.30 : x - Step 2: Convert to fraction form
27,931,525.99/41,903,319.45 = 8,502,271.30/x - Step 3: Cross multiply
27,931,525.99x = 41,903,319.45 × 8,502,271.30 - Step 4: Simplify right side
27,931,525.99x = 356,273,390,135,197.94 - Step 5: Solve for x
x = 356,273,390,135,197.94/27,931,525.99 - Step 6: Final answer
x = 12,755,242.60
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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.