Finding the Fourth Proportional to 37,242,181.44, 51,386,507.92 and 21,769,273.08
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Solution
The fourth proportional to 37,242,181.44, 51,386,507.92 and 21,769,273.08 is: 30,037,094.51
Step by Step Solution
- Step 1: Write the proportion equation
37,242,181.44 : 51,386,507.92 = 21,769,273.08 : x - Step 2: Convert to fraction form
37,242,181.44/51,386,507.92 = 21,769,273.08/x - Step 3: Cross multiply
37,242,181.44x = 51,386,507.92 × 21,769,273.08 - Step 4: Simplify right side
37,242,181.44x = 1,118,646,923,538,062.75 - Step 5: Solve for x
x = 1,118,646,923,538,062.75/37,242,181.44 - Step 6: Final answer
x = 30,037,094.51
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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.