Finding the Fourth Proportional to 48,386,415.60, 72,579,624.12 and 48,386,415.60
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Solution
The fourth proportional to 48,386,415.60, 72,579,624.12 and 48,386,415.60 is: 72,579,624.12
Step by Step Solution
- Step 1: Write the proportion equation
48,386,415.60 : 72,579,624.12 = 48,386,415.60 : x - Step 2: Convert to fraction form
48,386,415.60/72,579,624.12 = 48,386,415.60/x - Step 3: Cross multiply
48,386,415.60x = 72,579,624.12 × 48,386,415.60 - Step 4: Simplify right side
48,386,415.60x = 3,511,867,856,762,104.50 - Step 5: Solve for x
x = 3,511,867,856,762,104.50/48,386,415.60 - Step 6: Final answer
x = 72,579,624.12
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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.