Finding the Fourth Proportional to 7,461,799.56, 11,174,762.84 and 4,257,210.33
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Solution
The fourth proportional to 7,461,799.56, 11,174,762.84 and 4,257,210.33 is: 6,375,582.11
Step by Step Solution
- Step 1: Write the proportion equation
7,461,799.56 : 11,174,762.84 = 4,257,210.33 : x - Step 2: Convert to fraction form
7,461,799.56/11,174,762.84 = 4,257,210.33/x - Step 3: Cross multiply
7,461,799.56x = 11,174,762.84 × 4,257,210.33 - Step 4: Simplify right side
7,461,799.56x = 47,573,315,776,462.09 - Step 5: Solve for x
x = 47,573,315,776,462.09/7,461,799.56 - Step 6: Final answer
x = 6,375,582.11
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.