Finding the Fourth Proportional to 7,720,307.56, 11,580,544.49 and 2,329,004.69
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Solution
The fourth proportional to 7,720,307.56, 11,580,544.49 and 2,329,004.69 is: 3,493,532.12
Step by Step Solution
- Step 1: Write the proportion equation
7,720,307.56 : 11,580,544.49 = 2,329,004.69 : x - Step 2: Convert to fraction form
7,720,307.56/11,580,544.49 = 2,329,004.69/x - Step 3: Cross multiply
7,720,307.56x = 11,580,544.49 × 2,329,004.69 - Step 4: Simplify right side
7,720,307.56x = 26,971,142,429,963.66 - Step 5: Solve for x
x = 26,971,142,429,963.66/7,720,307.56 - Step 6: Final answer
x = 3,493,532.12
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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.