Finding the Fourth Proportional to 7,720,305.69, 11,580,541.68 and 2,329,002.82
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Solution
The fourth proportional to 7,720,305.69, 11,580,541.68 and 2,329,002.82 is: 3,493,529.31
Step by Step Solution
- Step 1: Write the proportion equation
7,720,305.69 : 11,580,541.68 = 2,329,002.82 : x - Step 2: Convert to fraction form
7,720,305.69/11,580,541.68 = 2,329,002.82/x - Step 3: Cross multiply
7,720,305.69x = 11,580,541.68 × 2,329,002.82 - Step 4: Simplify right side
7,720,305.69x = 26,971,114,200,896.18 - Step 5: Solve for x
x = 26,971,114,200,896.18/7,720,305.69 - Step 6: Final answer
x = 3,493,529.31
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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.