Finding the Fourth Proportional to 8,956,702.71, 13,427,098.79 and 3,490,531.38
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Solution
The fourth proportional to 8,956,702.71, 13,427,098.79 and 3,490,531.38 is: 5,232,696.80
Step by Step Solution
- Step 1: Write the proportion equation
8,956,702.71 : 13,427,098.79 = 3,490,531.38 : x - Step 2: Convert to fraction form
8,956,702.71/13,427,098.79 = 3,490,531.38/x - Step 3: Cross multiply
8,956,702.71x = 13,427,098.79 × 3,490,531.38 - Step 4: Simplify right side
8,956,702.71x = 46,867,709,651,402.38 - Step 5: Solve for x
x = 46,867,709,651,402.38/8,956,702.71 - Step 6: Final answer
x = 5,232,696.80
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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.