Finding the Fourth Proportional to 10,859,239.17, 14,985,929.75 and 5,964,913.53
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Solution
The fourth proportional to 10,859,239.17, 14,985,929.75 and 5,964,913.53 is: 8,231,679.37
Step by Step Solution
- Step 1: Write the proportion equation
10,859,239.17 : 14,985,929.75 = 5,964,913.53 : x - Step 2: Convert to fraction form
10,859,239.17/14,985,929.75 = 5,964,913.53/x - Step 3: Cross multiply
10,859,239.17x = 14,985,929.75 × 5,964,913.53 - Step 4: Simplify right side
10,859,239.17x = 89,389,775,095,579.95 - Step 5: Solve for x
x = 89,389,775,095,579.95/10,859,239.17 - Step 6: Final answer
x = 8,231,679.37
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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.