Finding the Fourth Proportional to 5,007,158.16, 6,909,879.96 and 2,715,318.24
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Solution
The fourth proportional to 5,007,158.16, 6,909,879.96 and 2,715,318.24 is: 3,747,140.09
Step by Step Solution
- Step 1: Write the proportion equation
5,007,158.16 : 6,909,879.96 = 2,715,318.24 : x - Step 2: Convert to fraction form
5,007,158.16/6,909,879.96 = 2,715,318.24/x - Step 3: Cross multiply
5,007,158.16x = 6,909,879.96 × 2,715,318.24 - Step 4: Simplify right side
5,007,158.16x = 18,762,523,091,598.47 - Step 5: Solve for x
x = 18,762,523,091,598.47/5,007,158.16 - Step 6: Final answer
x = 3,747,140.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.