Finding the Fourth Proportional to 20,475,351.26, 30,717,345.94 and 6,641,235.68
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Solution
The fourth proportional to 20,475,351.26, 30,717,345.94 and 6,641,235.68 is: 9,963,254.42
Step by Step Solution
- Step 1: Write the proportion equation
20,475,351.26 : 30,717,345.94 = 6,641,235.68 : x - Step 2: Convert to fraction form
20,475,351.26/30,717,345.94 = 6,641,235.68/x - Step 3: Cross multiply
20,475,351.26x = 30,717,345.94 × 6,641,235.68 - Step 4: Simplify right side
20,475,351.26x = 204,001,133,851,631.12 - Step 5: Solve for x
x = 204,001,133,851,631.12/20,475,351.26 - Step 6: Final answer
x = 9,963,254.42
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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.