Finding the Fourth Proportional to 37,643,293.40, 56,464,940.10 and 29,129,739.80
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Solution
The fourth proportional to 37,643,293.40, 56,464,940.10 and 29,129,739.80 is: 43,694,609.70
Step by Step Solution
- Step 1: Write the proportion equation
37,643,293.40 : 56,464,940.10 = 29,129,739.80 : x - Step 2: Convert to fraction form
37,643,293.40/56,464,940.10 = 29,129,739.80/x - Step 3: Cross multiply
37,643,293.40x = 56,464,940.10 × 29,129,739.80 - Step 4: Simplify right side
37,643,293.40x = 1,644,809,012,935,586 - Step 5: Solve for x
x = 1,644,809,012,935,586/37,643,293.40 - Step 6: Final answer
x = 43,694,609.70
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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.