Finding the Fourth Proportional to 58,917,546.38, 81,316,107.99 and 34,153,224.10
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Solution
The fourth proportional to 58,917,546.38, 81,316,107.99 and 34,153,224.10 is: 47,137,184.58
Step by Step Solution
- Step 1: Write the proportion equation
58,917,546.38 : 81,316,107.99 = 34,153,224.10 : x - Step 2: Convert to fraction form
58,917,546.38/81,316,107.99 = 34,153,224.10/x - Step 3: Cross multiply
58,917,546.38x = 81,316,107.99 × 34,153,224.10 - Step 4: Simplify right side
58,917,546.38x = 2,777,207,258,918,980 - Step 5: Solve for x
x = 2,777,207,258,918,980/58,917,546.38 - Step 6: Final answer
x = 47,137,184.58
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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.