Finding the Fourth Proportional to 26,280,157.12, 36,263,032.96 and 14,676,241.12
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Solution
The fourth proportional to 26,280,157.12, 36,263,032.96 and 14,676,241.12 is: 20,251,211.32
Step by Step Solution
- Step 1: Write the proportion equation
26,280,157.12 : 36,263,032.96 = 14,676,241.12 : x - Step 2: Convert to fraction form
26,280,157.12/36,263,032.96 = 14,676,241.12/x - Step 3: Cross multiply
26,280,157.12x = 36,263,032.96 × 14,676,241.12 - Step 4: Simplify right side
26,280,157.12x = 532,205,015,463,467.31 - Step 5: Solve for x
x = 532,205,015,463,467.31/26,280,157.12 - Step 6: Final answer
x = 20,251,211.32
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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.