Finding the Fourth Proportional to 26,884,846.20, 40,252,619.70 and 26,138,350.20
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Solution
The fourth proportional to 26,884,846.20, 40,252,619.70 and 26,138,350.20 is: 39,134,948.45
Step by Step Solution
- Step 1: Write the proportion equation
26,884,846.20 : 40,252,619.70 = 26,138,350.20 : x - Step 2: Convert to fraction form
26,884,846.20/40,252,619.70 = 26,138,350.20/x - Step 3: Cross multiply
26,884,846.20x = 40,252,619.70 × 26,138,350.20 - Step 4: Simplify right side
26,884,846.20x = 1,052,137,070,186,019 - Step 5: Solve for x
x = 1,052,137,070,186,019/26,884,846.20 - Step 6: Final answer
x = 39,134,948.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.