Finding the Fourth Proportional to 11,153,701.60, 16,730,206.80 and 3,175,525.60
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Solution
The fourth proportional to 11,153,701.60, 16,730,206.80 and 3,175,525.60 is: 4,763,190.01
Step by Step Solution
- Step 1: Write the proportion equation
11,153,701.60 : 16,730,206.80 = 3,175,525.60 : x - Step 2: Convert to fraction form
11,153,701.60/16,730,206.80 = 3,175,525.60/x - Step 3: Cross multiply
11,153,701.60x = 16,730,206.80 × 3,175,525.60 - Step 4: Simplify right side
11,153,701.60x = 53,127,199,986,694.09 - Step 5: Solve for x
x = 53,127,199,986,694.09/11,153,701.60 - Step 6: Final answer
x = 4,763,190.01
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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.