Finding the Fourth Proportional to 39,969,395.80, 55,134,743.21 and 24,063,408.13
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Solution
The fourth proportional to 39,969,395.80, 55,134,743.21 and 24,063,408.13 is: 33,193,642.32
Step by Step Solution
- Step 1: Write the proportion equation
39,969,395.80 : 55,134,743.21 = 24,063,408.13 : x - Step 2: Convert to fraction form
39,969,395.80/55,134,743.21 = 24,063,408.13/x - Step 3: Cross multiply
39,969,395.80x = 55,134,743.21 × 24,063,408.13 - Step 4: Simplify right side
39,969,395.80x = 1,326,729,827,884,659.25 - Step 5: Solve for x
x = 1,326,729,827,884,659.25/39,969,395.80 - Step 6: Final answer
x = 33,193,642.32
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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.