Finding the Fourth Proportional to 16,193,461.48, 22,346,957.91 and 8,851,342.84
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Solution
The fourth proportional to 16,193,461.48, 22,346,957.91 and 8,851,342.84 is: 12,214,842.77
Step by Step Solution
- Step 1: Write the proportion equation
16,193,461.48 : 22,346,957.91 = 8,851,342.84 : x - Step 2: Convert to fraction form
16,193,461.48/22,346,957.91 = 8,851,342.84/x - Step 3: Cross multiply
16,193,461.48x = 22,346,957.91 × 8,851,342.84 - Step 4: Simplify right side
16,193,461.48x = 197,800,585,892,459.88 - Step 5: Solve for x
x = 197,800,585,892,459.88/16,193,461.48 - Step 6: Final answer
x = 12,214,842.77
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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.