Finding the Fourth Proportional to 9,473,543.33, 13,073,480.49 and 5,122,619.21
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Solution
The fourth proportional to 9,473,543.33, 13,073,480.49 and 5,122,619.21 is: 7,069,209.49
Step by Step Solution
- Step 1: Write the proportion equation
9,473,543.33 : 13,073,480.49 = 5,122,619.21 : x - Step 2: Convert to fraction form
9,473,543.33/13,073,480.49 = 5,122,619.21/x - Step 3: Cross multiply
9,473,543.33x = 13,073,480.49 × 5,122,619.21 - Step 4: Simplify right side
9,473,543.33x = 66,970,462,351,527.74 - Step 5: Solve for x
x = 66,970,462,351,527.74/9,473,543.33 - Step 6: Final answer
x = 7,069,209.49
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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.