Finding the Third Proportional to 5,178,853 and 8,106,319.50
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Solution
The third proportional to 5,178,853 and 8,106,319.50 is: 12,688,604.18
Step by Step Solution
- Step 1: Write the proportion equation
5,178,853 : 8,106,319.50 = 8,106,319.50 : x - Step 2: Convert to fraction form
5,178,853/8,106,319.50 = 8,106,319.50/x - Step 3: Cross multiply
5,178,853x = 8,106,319.50 × 8,106,319.50 - Step 4: Simplify right side
5,178,853x = 65,712,415,836,080.25 - Step 5: Solve for x
x = 65,712,415,836,080.25/5,178,853 - Step 6: Final answer
x = 12,688,604.18
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These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.