Finding the Fourth Proportional to 7,275,395.08, 10,913,935.02 and 2,418,135.40
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Solution
The fourth proportional to 7,275,395.08, 10,913,935.02 and 2,418,135.40 is: 3,627,483.09
Step by Step Solution
- Step 1: Write the proportion equation
7,275,395.08 : 10,913,935.02 = 2,418,135.40 : x - Step 2: Convert to fraction form
7,275,395.08/10,913,935.02 = 2,418,135.40/x - Step 3: Cross multiply
7,275,395.08x = 10,913,935.02 × 2,418,135.40 - Step 4: Simplify right side
7,275,395.08x = 26,391,372,625,161.71 - Step 5: Solve for x
x = 26,391,372,625,161.71/7,275,395.08 - Step 6: Final answer
x = 3,627,483.09
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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.