Finding the Fourth Proportional to 76,312,311.48, 114,465,769.92 and 21,725,190
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Solution
The fourth proportional to 76,312,311.48, 114,465,769.92 and 21,725,190 is: 32,587,017.11
Step by Step Solution
- Step 1: Write the proportion equation
76,312,311.48 : 114,465,769.92 = 21,725,190 : x - Step 2: Convert to fraction form
76,312,311.48/114,465,769.92 = 21,725,190/x - Step 3: Cross multiply
76,312,311.48x = 114,465,769.92 × 21,725,190 - Step 4: Simplify right side
76,312,311.48x = 2,486,790,600,008,285 - Step 5: Solve for x
x = 2,486,790,600,008,285/76,312,311.48 - Step 6: Final answer
x = 32,587,017.11
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.