Finding the Fourth Proportional to 7,205,093.28, 9,941,400.84 and 4,303,916.28
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Solution
The fourth proportional to 7,205,093.28, 9,941,400.84 and 4,303,916.28 is: 5,938,432.06
Step by Step Solution
- Step 1: Write the proportion equation
7,205,093.28 : 9,941,400.84 = 4,303,916.28 : x - Step 2: Convert to fraction form
7,205,093.28/9,941,400.84 = 4,303,916.28/x - Step 3: Cross multiply
7,205,093.28x = 9,941,400.84 × 4,303,916.28 - Step 4: Simplify right side
7,205,093.28x = 42,786,956,921,281.68 - Step 5: Solve for x
x = 42,786,956,921,281.68/7,205,093.28 - Step 6: Final answer
x = 5,938,432.06
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.