Finding the Fourth Proportional to 23,390,571.85, 32,266,029.84 and 13,599,933.64
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Solution
The fourth proportional to 23,390,571.85, 32,266,029.84 and 13,599,933.64 is: 18,760,373.52
Step by Step Solution
- Step 1: Write the proportion equation
23,390,571.85 : 32,266,029.84 = 13,599,933.64 : x - Step 2: Convert to fraction form
23,390,571.85/32,266,029.84 = 13,599,933.64/x - Step 3: Cross multiply
23,390,571.85x = 32,266,029.84 × 13,599,933.64 - Step 4: Simplify right side
23,390,571.85x = 438,815,864,650,259.81 - Step 5: Solve for x
x = 438,815,864,650,259.81/23,390,571.85 - Step 6: Final answer
x = 18,760,373.52
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1.5x scale
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.