Finding the Fourth Proportional to 45,788,420.40, 63,174,241.08 and 27,447,013.68
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Solution
The fourth proportional to 45,788,420.40, 63,174,241.08 and 27,447,013.68 is: 37,868,619.27
Step by Step Solution
- Step 1: Write the proportion equation
45,788,420.40 : 63,174,241.08 = 27,447,013.68 : x - Step 2: Convert to fraction form
45,788,420.40/63,174,241.08 = 27,447,013.68/x - Step 3: Cross multiply
45,788,420.40x = 63,174,241.08 × 27,447,013.68 - Step 4: Simplify right side
45,788,420.40x = 1,733,944,259,146,378 - Step 5: Solve for x
x = 1,733,944,259,146,378/45,788,420.40 - Step 6: Final answer
x = 37,868,619.27
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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.