Finding the Fourth Proportional to 57,559,771.80, 86,384,430.32 and 40,175,034.08
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Solution
The fourth proportional to 57,559,771.80, 86,384,430.32 and 40,175,034.08 is: 60,293,801.09
Step by Step Solution
- Step 1: Write the proportion equation
57,559,771.80 : 86,384,430.32 = 40,175,034.08 : x - Step 2: Convert to fraction form
57,559,771.80/86,384,430.32 = 40,175,034.08/x - Step 3: Cross multiply
57,559,771.80x = 86,384,430.32 × 40,175,034.08 - Step 4: Simplify right side
57,559,771.80x = 3,470,497,431,454,588 - Step 5: Solve for x
x = 3,470,497,431,454,588/57,559,771.80 - Step 6: Final answer
x = 60,293,801.09
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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.