Finding the Fourth Proportional to 5,670,748.64, 7,825,645.50 and 3,223,374.68
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Solution
The fourth proportional to 5,670,748.64, 7,825,645.50 and 3,223,374.68 is: 4,448,264.09
Step by Step Solution
- Step 1: Write the proportion equation
5,670,748.64 : 7,825,645.50 = 3,223,374.68 : x - Step 2: Convert to fraction form
5,670,748.64/7,825,645.50 = 3,223,374.68/x - Step 3: Cross multiply
5,670,748.64x = 7,825,645.50 × 3,223,374.68 - Step 4: Simplify right side
5,670,748.64x = 25,224,987,559,355.94 - Step 5: Solve for x
x = 25,224,987,559,355.94/5,670,748.64 - Step 6: Final answer
x = 4,448,264.09
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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.