Finding the Fourth Proportional to 35,402,680.53, 48,857,205.65 and 19,721,685.74
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Solution
The fourth proportional to 35,402,680.53, 48,857,205.65 and 19,721,685.74 is: 27,216,765.54
Step by Step Solution
- Step 1: Write the proportion equation
35,402,680.53 : 48,857,205.65 = 19,721,685.74 : x - Step 2: Convert to fraction form
35,402,680.53/48,857,205.65 = 19,721,685.74/x - Step 3: Cross multiply
35,402,680.53x = 48,857,205.65 × 19,721,685.74 - Step 4: Simplify right side
35,402,680.53x = 963,546,455,620,958 - Step 5: Solve for x
x = 963,546,455,620,958/35,402,680.53 - Step 6: Final answer
x = 27,216,765.54
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.