Finding the Fourth Proportional to 19,874,750.76, 27,448,066.26 and 17,708,257.44
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Solution
The fourth proportional to 19,874,750.76, 27,448,066.26 and 17,708,257.44 is: 24,456,026.11
Step by Step Solution
- Step 1: Write the proportion equation
19,874,750.76 : 27,448,066.26 = 17,708,257.44 : x - Step 2: Convert to fraction form
19,874,750.76/27,448,066.26 = 17,708,257.44/x - Step 3: Cross multiply
19,874,750.76x = 27,448,066.26 × 17,708,257.44 - Step 4: Simplify right side
19,874,750.76x = 486,057,423,562,258.06 - Step 5: Solve for x
x = 486,057,423,562,258.06/19,874,750.76 - Step 6: Final answer
x = 24,456,026.11
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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.