Finding the Fourth Proportional to 67,663,582.08, 93,375,835.44 and 36,723,751.76
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Solution
The fourth proportional to 67,663,582.08, 93,375,835.44 and 36,723,751.76 is: 50,678,827.45
Step by Step Solution
- Step 1: Write the proportion equation
67,663,582.08 : 93,375,835.44 = 36,723,751.76 : x - Step 2: Convert to fraction form
67,663,582.08/93,375,835.44 = 36,723,751.76/x - Step 3: Cross multiply
67,663,582.08x = 93,375,835.44 × 36,723,751.76 - Step 4: Simplify right side
67,663,582.08x = 3,429,111,001,081,170 - Step 5: Solve for x
x = 3,429,111,001,081,170/67,663,582.08 - Step 6: Final answer
x = 50,678,827.45
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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.