Finding the Fourth Proportional to 17,805,216.40, 26,735,818.20 and 10,246,944.40
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Solution
The fourth proportional to 17,805,216.40, 26,735,818.20 and 10,246,944.40 is: 15,386,526.98
Step by Step Solution
- Step 1: Write the proportion equation
17,805,216.40 : 26,735,818.20 = 10,246,944.40 : x - Step 2: Convert to fraction form
17,805,216.40/26,735,818.20 = 10,246,944.40/x - Step 3: Cross multiply
17,805,216.40x = 26,735,818.20 × 10,246,944.40 - Step 4: Simplify right side
17,805,216.40x = 273,960,442,583,908.09 - Step 5: Solve for x
x = 273,960,442,583,908.09/17,805,216.40 - Step 6: Final answer
x = 15,386,526.98
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1.5x scale
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.