Finding the Fourth Proportional to 9,968,310.40, 14,954,987.49 and 2,779,845.07
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Solution
The fourth proportional to 9,968,310.40, 14,954,987.49 and 2,779,845.07 is: 4,170,470.88
Step by Step Solution
- Step 1: Write the proportion equation
9,968,310.40 : 14,954,987.49 = 2,779,845.07 : x - Step 2: Convert to fraction form
9,968,310.40/14,954,987.49 = 2,779,845.07/x - Step 3: Cross multiply
9,968,310.40x = 14,954,987.49 × 2,779,845.07 - Step 4: Simplify right side
9,968,310.40x = 41,572,548,228,407.42 - Step 5: Solve for x
x = 41,572,548,228,407.42/9,968,310.40 - Step 6: Final answer
x = 4,170,470.88
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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.