Finding the Fourth Proportional to 7,730,894.68, 11,598,008.93 and 2,266,438.79
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Solution
The fourth proportional to 7,730,894.68, 11,598,008.93 and 2,266,438.79 is: 3,400,146.87
Step by Step Solution
- Step 1: Write the proportion equation
7,730,894.68 : 11,598,008.93 = 2,266,438.79 : x - Step 2: Convert to fraction form
7,730,894.68/11,598,008.93 = 2,266,438.79/x - Step 3: Cross multiply
7,730,894.68x = 11,598,008.93 × 2,266,438.79 - Step 4: Simplify right side
7,730,894.68x = 26,286,177,325,718.39 - Step 5: Solve for x
x = 26,286,177,325,718.39/7,730,894.68 - Step 6: Final answer
x = 3,400,146.87
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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.