Finding the Fourth Proportional to 19,442,141.56, 29,162,851.08 and 5,804,534.44
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Solution
The fourth proportional to 19,442,141.56, 29,162,851.08 and 5,804,534.44 is: 8,706,693.80
Step by Step Solution
- Step 1: Write the proportion equation
19,442,141.56 : 29,162,851.08 = 5,804,534.44 : x - Step 2: Convert to fraction form
19,442,141.56/29,162,851.08 = 5,804,534.44/x - Step 3: Cross multiply
19,442,141.56x = 29,162,851.08 × 5,804,534.44 - Step 4: Simplify right side
19,442,141.56x = 169,276,773,462,451.19 - Step 5: Solve for x
x = 169,276,773,462,451.19/19,442,141.56 - Step 6: Final answer
x = 8,706,693.80
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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.