Finding the Fourth Proportional to 7,425,618.86, 11,138,438.01 and 2,034,316.70
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Solution
The fourth proportional to 7,425,618.86, 11,138,438.01 and 2,034,316.70 is: 3,051,477.71
Step by Step Solution
- Step 1: Write the proportion equation
7,425,618.86 : 11,138,438.01 = 2,034,316.70 : x - Step 2: Convert to fraction form
7,425,618.86/11,138,438.01 = 2,034,316.70/x - Step 3: Cross multiply
7,425,618.86x = 11,138,438.01 × 2,034,316.70 - Step 4: Simplify right side
7,425,618.86x = 22,659,110,455,657.77 - Step 5: Solve for x
x = 22,659,110,455,657.77/7,425,618.86 - Step 6: Final answer
x = 3,051,477.71
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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.