Finding the Fourth Proportional to 13,299,080.10, 19,948,620.15 and 3,201,701.10
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Solution
The fourth proportional to 13,299,080.10, 19,948,620.15 and 3,201,701.10 is: 4,802,551.65
Step by Step Solution
- Step 1: Write the proportion equation
13,299,080.10 : 19,948,620.15 = 3,201,701.10 : x - Step 2: Convert to fraction form
13,299,080.10/19,948,620.15 = 3,201,701.10/x - Step 3: Cross multiply
13,299,080.10x = 19,948,620.15 × 3,201,701.10 - Step 4: Simplify right side
13,299,080.10x = 63,869,519,077,737.16 - Step 5: Solve for x
x = 63,869,519,077,737.16/13,299,080.10 - Step 6: Final answer
x = 4,802,551.65
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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.