Finding the Fourth Proportional to 29,819,921.12, 44,724,898.28 and 8,256,702.52
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Solution
The fourth proportional to 29,819,921.12, 44,724,898.28 and 8,256,702.52 is: 12,383,673.95
Step by Step Solution
- Step 1: Write the proportion equation
29,819,921.12 : 44,724,898.28 = 8,256,702.52 : x - Step 2: Convert to fraction form
29,819,921.12/44,724,898.28 = 8,256,702.52/x - Step 3: Cross multiply
29,819,921.12x = 44,724,898.28 × 8,256,702.52 - Step 4: Simplify right side
29,819,921.12x = 369,280,180,335,219.62 - Step 5: Solve for x
x = 369,280,180,335,219.62/29,819,921.12 - Step 6: Final answer
x = 12,383,673.95
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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.