Finding the Fourth Proportional to 9,968,420.40, 14,952,630.60 and 2,395,386.15
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Solution
The fourth proportional to 9,968,420.40, 14,952,630.60 and 2,395,386.15 is: 3,593,079.23
Step by Step Solution
- Step 1: Write the proportion equation
9,968,420.40 : 14,952,630.60 = 2,395,386.15 : x - Step 2: Convert to fraction form
9,968,420.40/14,952,630.60 = 2,395,386.15/x - Step 3: Cross multiply
9,968,420.40x = 14,952,630.60 × 2,395,386.15 - Step 4: Simplify right side
9,968,420.40x = 35,817,324,245,306.19 - Step 5: Solve for x
x = 35,817,324,245,306.19/9,968,420.40 - Step 6: Final answer
x = 3,593,079.23
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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.