Finding the Fourth Proportional to 16,090,512.96, 22,205,344.32 and 8,748,840
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Solution
The fourth proportional to 16,090,512.96, 22,205,344.32 and 8,748,840 is: 12,073,636.50
Step by Step Solution
- Step 1: Write the proportion equation
16,090,512.96 : 22,205,344.32 = 8,748,840 : x - Step 2: Convert to fraction form
16,090,512.96/22,205,344.32 = 8,748,840/x - Step 3: Cross multiply
16,090,512.96x = 22,205,344.32 × 8,748,840 - Step 4: Simplify right side
16,090,512.96x = 194,271,004,600,588.81 - Step 5: Solve for x
x = 194,271,004,600,588.81/16,090,512.96 - Step 6: Final answer
x = 12,073,636.50
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1.5x scale
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.