Finding the Fourth Proportional to 16,135,558.50, 22,267,071.23 and 8,892,214.50
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Solution
The fourth proportional to 16,135,558.50, 22,267,071.23 and 8,892,214.50 is: 12,271,256.28
Step by Step Solution
- Step 1: Write the proportion equation
16,135,558.50 : 22,267,071.23 = 8,892,214.50 : x - Step 2: Convert to fraction form
16,135,558.50/22,267,071.23 = 8,892,214.50/x - Step 3: Cross multiply
16,135,558.50x = 22,267,071.23 × 8,892,214.50 - Step 4: Simplify right side
16,135,558.50x = 198,003,573,619,477.78 - Step 5: Solve for x
x = 198,003,573,619,477.78/16,135,558.50 - Step 6: Final answer
x = 12,271,256.28
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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.