Finding the Fourth Proportional to 20,916,566.04, 31,376,656.38 and 5,770,497.54
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Solution
The fourth proportional to 20,916,566.04, 31,376,656.38 and 5,770,497.54 is: 8,656,244.92
Step by Step Solution
- Step 1: Write the proportion equation
20,916,566.04 : 31,376,656.38 = 5,770,497.54 : x - Step 2: Convert to fraction form
20,916,566.04/31,376,656.38 = 5,770,497.54/x - Step 3: Cross multiply
20,916,566.04x = 31,376,656.38 × 5,770,497.54 - Step 4: Simplify right side
20,916,566.04x = 181,058,918,454,215.31 - Step 5: Solve for x
x = 181,058,918,454,215.31/20,916,566.04 - Step 6: Final answer
x = 8,656,244.92
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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.