Finding the Fourth Proportional to 7,437,397.84, 10,263,177.84 and 4,173,907.84
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Solution
The fourth proportional to 7,437,397.84, 10,263,177.84 and 4,173,907.84 is: 5,759,750.84
Step by Step Solution
- Step 1: Write the proportion equation
7,437,397.84 : 10,263,177.84 = 4,173,907.84 : x - Step 2: Convert to fraction form
7,437,397.84/10,263,177.84 = 4,173,907.84/x - Step 3: Cross multiply
7,437,397.84x = 10,263,177.84 × 4,173,907.84 - Step 4: Simplify right side
7,437,397.84x = 42,837,558,449,690.27 - Step 5: Solve for x
x = 42,837,558,449,690.27/7,437,397.84 - Step 6: Final answer
x = 5,759,750.84
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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.