Finding the Third Proportional to 47,881,388.25 and 74,292,238.13
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Solution
The third proportional to 47,881,388.25 and 74,292,238.13 is: 115,271,023.82
Step by Step Solution
- Step 1: Write the proportion equation
47,881,388.25 : 74,292,238.13 = 74,292,238.13 : x - Step 2: Convert to fraction form
47,881,388.25/74,292,238.13 = 74,292,238.13/x - Step 3: Cross multiply
47,881,388.25x = 74,292,238.13 × 74,292,238.13 - Step 4: Simplify right side
47,881,388.25x = 5,519,336,645,621,704 - Step 5: Solve for x
x = 5,519,336,645,621,704/47,881,388.25 - Step 6: Final answer
x = 115,271,023.82
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.