Finding the Fourth Proportional to 7,984,271.58, 11,018,283.82 and 4,546,512.51
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Solution
The fourth proportional to 7,984,271.58, 11,018,283.82 and 4,546,512.51 is: 6,274,181.02
Step by Step Solution
- Step 1: Write the proportion equation
7,984,271.58 : 11,018,283.82 = 4,546,512.51 : x - Step 2: Convert to fraction form
7,984,271.58/11,018,283.82 = 4,546,512.51/x - Step 3: Cross multiply
7,984,271.58x = 11,018,283.82 × 4,546,512.51 - Step 4: Simplify right side
7,984,271.58x = 50,094,765,226,360.59 - Step 5: Solve for x
x = 50,094,765,226,360.59/7,984,271.58 - Step 6: Final answer
x = 6,274,181.02
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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.