Finding the Fourth Proportional to 17,984,417.10, 26,985,483.20 and 8,398,402.44
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Solution
The fourth proportional to 17,984,417.10, 26,985,483.20 and 8,398,402.44 is: 12,601,739.98
Step by Step Solution
- Step 1: Write the proportion equation
17,984,417.10 : 26,985,483.20 = 8,398,402.44 : x - Step 2: Convert to fraction form
17,984,417.10/26,985,483.20 = 8,398,402.44/x - Step 3: Cross multiply
17,984,417.10x = 26,985,483.20 × 8,398,402.44 - Step 4: Simplify right side
17,984,417.10x = 226,634,947,951,459 - Step 5: Solve for x
x = 226,634,947,951,459/17,984,417.10 - Step 6: Final answer
x = 12,601,739.98
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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.