Finding the Fourth Proportional to 10,526,916.39, 14,521,080.97 and 6,337,685.09
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Solution
The fourth proportional to 10,526,916.39, 14,521,080.97 and 6,337,685.09 is: 8,742,354.82
Step by Step Solution
- Step 1: Write the proportion equation
10,526,916.39 : 14,521,080.97 = 6,337,685.09 : x - Step 2: Convert to fraction form
10,526,916.39/14,521,080.97 = 6,337,685.09/x - Step 3: Cross multiply
10,526,916.39x = 14,521,080.97 × 6,337,685.09 - Step 4: Simplify right side
10,526,916.39x = 92,030,038,310,488.47 - Step 5: Solve for x
x = 92,030,038,310,488.47/10,526,916.39 - Step 6: Final answer
x = 8,742,354.82
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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.