Finding the Fourth Proportional to 67,716,511.92, 93,454,549.68 and 38,353,068
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Solution
The fourth proportional to 67,716,511.92, 93,454,549.68 and 38,353,068 is: 52,930,498.00
Step by Step Solution
- Step 1: Write the proportion equation
67,716,511.92 : 93,454,549.68 = 38,353,068 : x - Step 2: Convert to fraction form
67,716,511.92/93,454,549.68 = 38,353,068/x - Step 3: Cross multiply
67,716,511.92x = 93,454,549.68 × 38,353,068 - Step 4: Simplify right side
67,716,511.92x = 3,584,268,698,786,418.50 - Step 5: Solve for x
x = 3,584,268,698,786,418.50/67,716,511.92 - Step 6: Final answer
x = 52,930,498.00
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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.