Finding the Fourth Proportional to 66,935,838.06, 92,367,575.91 and 37,564,428.06
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Solution
The fourth proportional to 66,935,838.06, 92,367,575.91 and 37,564,428.06 is: 51,836,732.92
Step by Step Solution
- Step 1: Write the proportion equation
66,935,838.06 : 92,367,575.91 = 37,564,428.06 : x - Step 2: Convert to fraction form
66,935,838.06/92,367,575.91 = 37,564,428.06/x - Step 3: Cross multiply
66,935,838.06x = 92,367,575.91 × 37,564,428.06 - Step 4: Simplify right side
66,935,838.06x = 3,469,735,160,347,784 - Step 5: Solve for x
x = 3,469,735,160,347,784/66,935,838.06 - Step 6: Final answer
x = 51,836,732.92
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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.