Finding the Fourth Proportional to 27,158,419.41, 37,477,871.42 and 14,935,276.41
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Solution
The fourth proportional to 27,158,419.41, 37,477,871.42 and 14,935,276.41 is: 20,610,270.44
Step by Step Solution
- Step 1: Write the proportion equation
27,158,419.41 : 37,477,871.42 = 14,935,276.41 : x - Step 2: Convert to fraction form
27,158,419.41/37,477,871.42 = 14,935,276.41/x - Step 3: Cross multiply
27,158,419.41x = 37,477,871.42 × 14,935,276.41 - Step 4: Simplify right side
27,158,419.41x = 559,742,368,841,462.81 - Step 5: Solve for x
x = 559,742,368,841,462.81/27,158,419.41 - Step 6: Final answer
x = 20,610,270.44
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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.