Finding the Fourth Proportional to 38,367,077.80, 57,550,616.70 and 29,409,125.80
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Solution
The fourth proportional to 38,367,077.80, 57,550,616.70 and 29,409,125.80 is: 44,113,688.70
Step by Step Solution
- Step 1: Write the proportion equation
38,367,077.80 : 57,550,616.70 = 29,409,125.80 : x - Step 2: Convert to fraction form
38,367,077.80/57,550,616.70 = 29,409,125.80/x - Step 3: Cross multiply
38,367,077.80x = 57,550,616.70 × 29,409,125.80 - Step 4: Simplify right side
38,367,077.80x = 1,692,513,326,397,881 - Step 5: Solve for x
x = 1,692,513,326,397,881/38,367,077.80 - Step 6: Final answer
x = 44,113,688.70
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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.