Finding the Fourth Proportional to 6,768,740.10, 10,152,020.70 and 1,975,305.90
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Solution
The fourth proportional to 6,768,740.10, 10,152,020.70 and 1,975,305.90 is: 2,962,640.92
Step by Step Solution
- Step 1: Write the proportion equation
6,768,740.10 : 10,152,020.70 = 1,975,305.90 : x - Step 2: Convert to fraction form
6,768,740.10/10,152,020.70 = 1,975,305.90/x - Step 3: Cross multiply
6,768,740.10x = 10,152,020.70 × 1,975,305.90 - Step 4: Simplify right side
6,768,740.10x = 20,053,346,385,632.13 - Step 5: Solve for x
x = 20,053,346,385,632.13/6,768,740.10 - Step 6: Final answer
x = 2,962,640.92
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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.