Finding the Fourth Proportional to 7,883,307.54, 10,878,994.44 and 4,398,793.14
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Solution
The fourth proportional to 7,883,307.54, 10,878,994.44 and 4,398,793.14 is: 6,070,351.29
Step by Step Solution
- Step 1: Write the proportion equation
7,883,307.54 : 10,878,994.44 = 4,398,793.14 : x - Step 2: Convert to fraction form
7,883,307.54/10,878,994.44 = 4,398,793.14/x - Step 3: Cross multiply
7,883,307.54x = 10,878,994.44 × 4,398,793.14 - Step 4: Simplify right side
7,883,307.54x = 47,854,446,112,770.13 - Step 5: Solve for x
x = 47,854,446,112,770.13/7,883,307.54 - Step 6: Final answer
x = 6,070,351.29
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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.