Finding the Fourth Proportional to 7,029,812.51, 10,544,620.34 and 2,770,017.65
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Solution
The fourth proportional to 7,029,812.51, 10,544,620.34 and 2,770,017.65 is: 4,154,987.70
Step by Step Solution
- Step 1: Write the proportion equation
7,029,812.51 : 10,544,620.34 = 2,770,017.65 : x - Step 2: Convert to fraction form
7,029,812.51/10,544,620.34 = 2,770,017.65/x - Step 3: Cross multiply
7,029,812.51x = 10,544,620.34 × 2,770,017.65 - Step 4: Simplify right side
7,029,812.51x = 29,208,784,487,635.59 - Step 5: Solve for x
x = 29,208,784,487,635.59/7,029,812.51 - Step 6: Final answer
x = 4,154,987.70
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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.