Finding the Fourth Proportional to 58,335,393.39, 80,409,344.86 and 39,491,033.09
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Solution
The fourth proportional to 58,335,393.39, 80,409,344.86 and 39,491,033.09 is: 54,434,330.76
Step by Step Solution
- Step 1: Write the proportion equation
58,335,393.39 : 80,409,344.86 = 39,491,033.09 : x - Step 2: Convert to fraction form
58,335,393.39/80,409,344.86 = 39,491,033.09/x - Step 3: Cross multiply
58,335,393.39x = 80,409,344.86 × 39,491,033.09 - Step 4: Simplify right side
58,335,393.39x = 3,175,448,098,937,292.50 - Step 5: Solve for x
x = 3,175,448,098,937,292.50/58,335,393.39 - Step 6: Final answer
x = 54,434,330.76
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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.