Finding the Fourth Proportional to 17,502,435.40, 26,211,662.70 and 8,516,489.80
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Solution
The fourth proportional to 17,502,435.40, 26,211,662.70 and 8,516,489.80 is: 12,754,302.64
Step by Step Solution
- Step 1: Write the proportion equation
17,502,435.40 : 26,211,662.70 = 8,516,489.80 : x - Step 2: Convert to fraction form
17,502,435.40/26,211,662.70 = 8,516,489.80/x - Step 3: Cross multiply
17,502,435.40x = 26,211,662.70 × 8,516,489.80 - Step 4: Simplify right side
17,502,435.40x = 223,231,358,025,590.47 - Step 5: Solve for x
x = 223,231,358,025,590.47/17,502,435.40 - Step 6: Final answer
x = 12,754,302.64
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.