Finding the Fourth Proportional to 7,674,294.78, 10,590,461.84 and 4,236,462
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Solution
The fourth proportional to 7,674,294.78, 10,590,461.84 and 4,236,462 is: 5,846,281.70
Step by Step Solution
- Step 1: Write the proportion equation
7,674,294.78 : 10,590,461.84 = 4,236,462 : x - Step 2: Convert to fraction form
7,674,294.78/10,590,461.84 = 4,236,462/x - Step 3: Cross multiply
7,674,294.78x = 10,590,461.84 × 4,236,462 - Step 4: Simplify right side
7,674,294.78x = 44,866,089,158,201.23 - Step 5: Solve for x
x = 44,866,089,158,201.23/7,674,294.78 - Step 6: Final answer
x = 5,846,281.70
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1.5x scale
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.