Finding the Fourth Proportional to 48,865,476.96, 67,403,370.24 and 30,018,811.68
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Solution
The fourth proportional to 48,865,476.96, 67,403,370.24 and 30,018,811.68 is: 41,406,923.74
Step by Step Solution
- Step 1: Write the proportion equation
48,865,476.96 : 67,403,370.24 = 30,018,811.68 : x - Step 2: Convert to fraction form
48,865,476.96/67,403,370.24 = 30,018,811.68/x - Step 3: Cross multiply
48,865,476.96x = 67,403,370.24 × 30,018,811.68 - Step 4: Simplify right side
48,865,476.96x = 2,023,369,077,831,876.25 - Step 5: Solve for x
x = 2,023,369,077,831,876.25/48,865,476.96 - Step 6: Final answer
x = 41,406,923.74
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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.