Finding the Fourth Proportional to 10,343,508.84, 15,504,617.55 and 4,588,952.54
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Solution
The fourth proportional to 10,343,508.84, 15,504,617.55 and 4,588,952.54 is: 6,878,705.78
Step by Step Solution
- Step 1: Write the proportion equation
10,343,508.84 : 15,504,617.55 = 4,588,952.54 : x - Step 2: Convert to fraction form
10,343,508.84/15,504,617.55 = 4,588,952.54/x - Step 3: Cross multiply
10,343,508.84x = 15,504,617.55 × 4,588,952.54 - Step 4: Simplify right side
10,343,508.84x = 71,149,954,087,801.08 - Step 5: Solve for x
x = 71,149,954,087,801.08/10,343,508.84 - Step 6: Final answer
x = 6,878,705.78
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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.