Finding the Fourth Proportional to 16,380,894.36, 24,571,376.50 and 6,658,645.66
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Solution
The fourth proportional to 16,380,894.36, 24,571,376.50 and 6,658,645.66 is: 9,987,982.70
Step by Step Solution
- Step 1: Write the proportion equation
16,380,894.36 : 24,571,376.50 = 6,658,645.66 : x - Step 2: Convert to fraction form
16,380,894.36/24,571,376.50 = 6,658,645.66/x - Step 3: Cross multiply
16,380,894.36x = 24,571,376.50 × 6,658,645.66 - Step 4: Simplify right side
16,380,894.36x = 163,612,089,352,447.50 - Step 5: Solve for x
x = 163,612,089,352,447.50/16,380,894.36 - Step 6: Final answer
x = 9,987,982.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.