Finding the Fourth Proportional to 27,120,464.08, 37,426,515.08 and 14,730,799.40
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Solution
The fourth proportional to 27,120,464.08, 37,426,515.08 and 14,730,799.40 is: 20,328,652.35
Step by Step Solution
- Step 1: Write the proportion equation
27,120,464.08 : 37,426,515.08 = 14,730,799.40 : x - Step 2: Convert to fraction form
27,120,464.08/37,426,515.08 = 14,730,799.40/x - Step 3: Cross multiply
27,120,464.08x = 37,426,515.08 × 14,730,799.40 - Step 4: Simplify right side
27,120,464.08x = 551,322,485,884,554.94 - Step 5: Solve for x
x = 551,322,485,884,554.94/27,120,464.08 - Step 6: Final answer
x = 20,328,652.35
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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.