Finding the Fourth Proportional to 18,018,312.03, 24,865,147.37 and 9,758,184.34
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Solution
The fourth proportional to 18,018,312.03, 24,865,147.37 and 9,758,184.34 is: 13,466,227.65
Step by Step Solution
- Step 1: Write the proportion equation
18,018,312.03 : 24,865,147.37 = 9,758,184.34 : x - Step 2: Convert to fraction form
18,018,312.03/24,865,147.37 = 9,758,184.34/x - Step 3: Cross multiply
18,018,312.03x = 24,865,147.37 × 9,758,184.34 - Step 4: Simplify right side
18,018,312.03x = 242,638,691,678,313.31 - Step 5: Solve for x
x = 242,638,691,678,313.31/18,018,312.03 - Step 6: Final answer
x = 13,466,227.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.