Finding the Fourth Proportional to 27,748,682.74, 41,637,375.93 and 20,135,098.54
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Solution
The fourth proportional to 27,748,682.74, 41,637,375.93 and 20,135,098.54 is: 30,213,061.83
Step by Step Solution
- Step 1: Write the proportion equation
27,748,682.74 : 41,637,375.93 = 20,135,098.54 : x - Step 2: Convert to fraction form
27,748,682.74/41,637,375.93 = 20,135,098.54/x - Step 3: Cross multiply
27,748,682.74x = 41,637,375.93 × 20,135,098.54 - Step 4: Simplify right side
27,748,682.74x = 838,372,667,297,574.12 - Step 5: Solve for x
x = 838,372,667,297,574.12/27,748,682.74 - Step 6: Final answer
x = 30,213,061.83
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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.