Finding the Fourth Proportional to 33,878,792.84, 46,752,632.34 and 18,408,924.68
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Solution
The fourth proportional to 33,878,792.84, 46,752,632.34 and 18,408,924.68 is: 25,404,260.75
Step by Step Solution
- Step 1: Write the proportion equation
33,878,792.84 : 46,752,632.34 = 18,408,924.68 : x - Step 2: Convert to fraction form
33,878,792.84/46,752,632.34 = 18,408,924.68/x - Step 3: Cross multiply
33,878,792.84x = 46,752,632.34 × 18,408,924.68 - Step 4: Simplify right side
33,878,792.84x = 860,665,687,338,792.25 - Step 5: Solve for x
x = 860,665,687,338,792.25/33,878,792.84 - Step 6: Final answer
x = 25,404,260.75
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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.