Finding the Fourth Proportional to 36,877,724.84, 50,889,926.36 and 20,357,494.79
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Solution
The fourth proportional to 36,877,724.84, 50,889,926.36 and 20,357,494.79 is: 28,092,606.44
Step by Step Solution
- Step 1: Write the proportion equation
36,877,724.84 : 50,889,926.36 = 20,357,494.79 : x - Step 2: Convert to fraction form
36,877,724.84/50,889,926.36 = 20,357,494.79/x - Step 3: Cross multiply
36,877,724.84x = 50,889,926.36 × 20,357,494.79 - Step 4: Simplify right side
36,877,724.84x = 1,035,991,410,533,627.75 - Step 5: Solve for x
x = 1,035,991,410,533,627.75/36,877,724.84 - Step 6: Final answer
x = 28,092,606.44
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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.