Finding the Fourth Proportional to 14,567,625.18, 20,103,326.58 and 8,041,258.74
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Solution
The fourth proportional to 14,567,625.18, 20,103,326.58 and 8,041,258.74 is: 11,096,939.18
Step by Step Solution
- Step 1: Write the proportion equation
14,567,625.18 : 20,103,326.58 = 8,041,258.74 : x - Step 2: Convert to fraction form
14,567,625.18/20,103,326.58 = 8,041,258.74/x - Step 3: Cross multiply
14,567,625.18x = 20,103,326.58 × 8,041,258.74 - Step 4: Simplify right side
14,567,625.18x = 161,656,050,564,499.31 - Step 5: Solve for x
x = 161,656,050,564,499.31/14,567,625.18 - Step 6: Final answer
x = 11,096,939.18
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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.