Finding the Fourth Proportional to 5,168,034.66, 7,753,681.24 and 2,435,471.68
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Solution
The fourth proportional to 5,168,034.66, 7,753,681.24 and 2,435,471.68 is: 3,653,975.32
Step by Step Solution
- Step 1: Write the proportion equation
5,168,034.66 : 7,753,681.24 = 2,435,471.68 : x - Step 2: Convert to fraction form
5,168,034.66/7,753,681.24 = 2,435,471.68/x - Step 3: Cross multiply
5,168,034.66x = 7,753,681.24 × 2,435,471.68 - Step 4: Simplify right side
5,168,034.66x = 18,883,871,075,767.29 - Step 5: Solve for x
x = 18,883,871,075,767.29/5,168,034.66 - Step 6: Final answer
x = 3,653,975.32
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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.