Finding the Fourth Proportional to 24,400,353.21, 33,672,830.99 and 13,386,902.79
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Solution
The fourth proportional to 24,400,353.21, 33,672,830.99 and 13,386,902.79 is: 18,474,114.34
Step by Step Solution
- Step 1: Write the proportion equation
24,400,353.21 : 33,672,830.99 = 13,386,902.79 : x - Step 2: Convert to fraction form
24,400,353.21/33,672,830.99 = 13,386,902.79/x - Step 3: Cross multiply
24,400,353.21x = 33,672,830.99 × 13,386,902.79 - Step 4: Simplify right side
24,400,353.21x = 450,774,915,060,294.94 - Step 5: Solve for x
x = 450,774,915,060,294.94/24,400,353.21 - Step 6: Final answer
x = 18,474,114.34
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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.