Finding the Fourth Proportional to 7,606,427.56, 10,493,571.12 and 5,031,701.62
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Solution
The fourth proportional to 7,606,427.56, 10,493,571.12 and 5,031,701.62 is: 6,941,565.98
Step by Step Solution
- Step 1: Write the proportion equation
7,606,427.56 : 10,493,571.12 = 5,031,701.62 : x - Step 2: Convert to fraction form
7,606,427.56/10,493,571.12 = 5,031,701.62/x - Step 3: Cross multiply
7,606,427.56x = 10,493,571.12 × 5,031,701.62 - Step 4: Simplify right side
7,606,427.56x = 52,800,518,804,089.21 - Step 5: Solve for x
x = 52,800,518,804,089.21/7,606,427.56 - Step 6: Final answer
x = 6,941,565.98
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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.