Finding the Fourth Proportional to 11,519,526.58, 15,896,643.14 and 6,362,777.41
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Solution
The fourth proportional to 11,519,526.58, 15,896,643.14 and 6,362,777.41 is: 8,780,465.17
Step by Step Solution
- Step 1: Write the proportion equation
11,519,526.58 : 15,896,643.14 = 6,362,777.41 : x - Step 2: Convert to fraction form
11,519,526.58/15,896,643.14 = 6,362,777.41/x - Step 3: Cross multiply
11,519,526.58x = 15,896,643.14 × 6,362,777.41 - Step 4: Simplify right side
11,519,526.58x = 101,146,801,866,023.47 - Step 5: Solve for x
x = 101,146,801,866,023.47/11,519,526.58 - Step 6: Final answer
x = 8,780,465.17
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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.