Finding the Fourth Proportional to 51,719,682.62, 71,441,291.59 and 38,335,480.67
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Solution
The fourth proportional to 51,719,682.62, 71,441,291.59 and 38,335,480.67 is: 52,953,462.09
Step by Step Solution
- Step 1: Write the proportion equation
51,719,682.62 : 71,441,291.59 = 38,335,480.67 : x - Step 2: Convert to fraction form
51,719,682.62/71,441,291.59 = 38,335,480.67/x - Step 3: Cross multiply
51,719,682.62x = 71,441,291.59 × 38,335,480.67 - Step 4: Simplify right side
51,719,682.62x = 2,738,736,252,871,043.50 - Step 5: Solve for x
x = 2,738,736,252,871,043.50/51,719,682.62 - Step 6: Final answer
x = 52,953,462.09
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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.