Finding the Fourth Proportional to 93,654,573.36, 129,246,771.68 and 51,271,103.84
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Solution
The fourth proportional to 93,654,573.36, 129,246,771.68 and 51,271,103.84 is: 70,756,017.72
Step by Step Solution
- Step 1: Write the proportion equation
93,654,573.36 : 129,246,771.68 = 51,271,103.84 : x - Step 2: Convert to fraction form
93,654,573.36/129,246,771.68 = 51,271,103.84/x - Step 3: Cross multiply
93,654,573.36x = 129,246,771.68 × 51,271,103.84 - Step 4: Simplify right side
93,654,573.36x = 6,626,624,651,790,052 - Step 5: Solve for x
x = 6,626,624,651,790,052/93,654,573.36 - Step 6: Final answer
x = 70,756,017.72
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1.5x scale
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.