Finding the Fourth Proportional to 17,975,300.64, 26,963,147.80 and 5,195,916.06
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Solution
The fourth proportional to 17,975,300.64, 26,963,147.80 and 5,195,916.06 is: 7,793,930.99
Step by Step Solution
- Step 1: Write the proportion equation
17,975,300.64 : 26,963,147.80 = 5,195,916.06 : x - Step 2: Convert to fraction form
17,975,300.64/26,963,147.80 = 5,195,916.06/x - Step 3: Cross multiply
17,975,300.64x = 26,963,147.80 × 5,195,916.06 - Step 4: Simplify right side
17,975,300.64x = 140,098,252,682,173.66 - Step 5: Solve for x
x = 140,098,252,682,173.66/17,975,300.64 - Step 6: Final answer
x = 7,793,930.99
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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.