Finding the Fourth Proportional to 17,130,498.10, 23,640,953.43 and 9,396,260.08
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Solution
The fourth proportional to 17,130,498.10, 23,640,953.43 and 9,396,260.08 is: 12,967,313.95
Step by Step Solution
- Step 1: Write the proportion equation
17,130,498.10 : 23,640,953.43 = 9,396,260.08 : x - Step 2: Convert to fraction form
17,130,498.10/23,640,953.43 = 9,396,260.08/x - Step 3: Cross multiply
17,130,498.10x = 23,640,953.43 × 9,396,260.08 - Step 4: Simplify right side
17,130,498.10x = 222,136,546,967,448.06 - Step 5: Solve for x
x = 222,136,546,967,448.06/17,130,498.10 - Step 6: Final answer
x = 12,967,313.95
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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.