Finding the Fourth Proportional to 7,291,295.40, 10,935,906.30 and 2,499,205.80
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Solution
The fourth proportional to 7,291,295.40, 10,935,906.30 and 2,499,205.80 is: 3,748,453.32
Step by Step Solution
- Step 1: Write the proportion equation
7,291,295.40 : 10,935,906.30 = 2,499,205.80 : x - Step 2: Convert to fraction form
7,291,295.40/10,935,906.30 = 2,499,205.80/x - Step 3: Cross multiply
7,291,295.40x = 10,935,906.30 × 2,499,205.80 - Step 4: Simplify right side
7,291,295.40x = 27,331,080,453,216.54 - Step 5: Solve for x
x = 27,331,080,453,216.54/7,291,295.40 - Step 6: Final answer
x = 3,748,453.32
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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.