Finding the Fourth Proportional to 7,565,237.16, 11,347,015.12 and 2,707,347.02
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Solution
The fourth proportional to 7,565,237.16, 11,347,015.12 and 2,707,347.02 is: 4,060,719.70
Step by Step Solution
- Step 1: Write the proportion equation
7,565,237.16 : 11,347,015.12 = 2,707,347.02 : x - Step 2: Convert to fraction form
7,565,237.16/11,347,015.12 = 2,707,347.02/x - Step 3: Cross multiply
7,565,237.16x = 11,347,015.12 × 2,707,347.02 - Step 4: Simplify right side
7,565,237.16x = 30,720,307,571,026.94 - Step 5: Solve for x
x = 30,720,307,571,026.94/7,565,237.16 - Step 6: Final answer
x = 4,060,719.70
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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.