Finding the Fourth Proportional to 31,066,476.41, 46,599,689.99 and 8,347,373.66
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Solution
The fourth proportional to 31,066,476.41, 46,599,689.99 and 8,347,373.66 is: 12,521,053.88
Step by Step Solution
- Step 1: Write the proportion equation
31,066,476.41 : 46,599,689.99 = 8,347,373.66 : x - Step 2: Convert to fraction form
31,066,476.41/46,599,689.99 = 8,347,373.66/x - Step 3: Cross multiply
31,066,476.41x = 46,599,689.99 × 8,347,373.66 - Step 4: Simplify right side
31,066,476.41x = 388,985,024,924,059.31 - Step 5: Solve for x
x = 388,985,024,924,059.31/31,066,476.41 - Step 6: Final answer
x = 12,521,053.88
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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.