Finding the Fourth Proportional to 10,293,804.24, 15,440,817.24 and 3,105,400.44
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Solution
The fourth proportional to 10,293,804.24, 15,440,817.24 and 3,105,400.44 is: 4,658,134.11
Step by Step Solution
- Step 1: Write the proportion equation
10,293,804.24 : 15,440,817.24 = 3,105,400.44 : x - Step 2: Convert to fraction form
10,293,804.24/15,440,817.24 = 3,105,400.44/x - Step 3: Cross multiply
10,293,804.24x = 15,440,817.24 × 3,105,400.44 - Step 4: Simplify right side
10,293,804.24x = 47,949,920,651,055.59 - Step 5: Solve for x
x = 47,949,920,651,055.59/10,293,804.24 - Step 6: Final answer
x = 4,658,134.11
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1.5x scale
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.