Finding the Fourth Proportional to 51,010,351.05, 70,372,116.99 and 32,415,534.93
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Solution
The fourth proportional to 51,010,351.05, 70,372,116.99 and 32,415,534.93 is: 44,719,351.45
Step by Step Solution
- Step 1: Write the proportion equation
51,010,351.05 : 70,372,116.99 = 32,415,534.93 : x - Step 2: Convert to fraction form
51,010,351.05/70,372,116.99 = 32,415,534.93/x - Step 3: Cross multiply
51,010,351.05x = 70,372,116.99 × 32,415,534.93 - Step 4: Simplify right side
51,010,351.05x = 2,281,149,815,873,453 - Step 5: Solve for x
x = 2,281,149,815,873,453/51,010,351.05 - Step 6: Final answer
x = 44,719,351.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.