Finding the Fourth Proportional to 25,566,775.92, 38,355,549.93 and 8,293,628.08
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Solution
The fourth proportional to 25,566,775.92, 38,355,549.93 and 8,293,628.08 is: 12,442,189.30
Step by Step Solution
- Step 1: Write the proportion equation
25,566,775.92 : 38,355,549.93 = 8,293,628.08 : x - Step 2: Convert to fraction form
25,566,775.92/38,355,549.93 = 8,293,628.08/x - Step 3: Cross multiply
25,566,775.92x = 38,355,549.93 × 8,293,628.08 - Step 4: Simplify right side
25,566,775.92x = 318,106,665,731,512.31 - Step 5: Solve for x
x = 318,106,665,731,512.31/25,566,775.92 - Step 6: Final answer
x = 12,442,189.30
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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.