Finding the Fourth Proportional to 11,929,312.24, 16,462,916.88 and 6,773,153.56
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Solution
The fourth proportional to 11,929,312.24, 16,462,916.88 and 6,773,153.56 is: 9,347,216.49
Step by Step Solution
- Step 1: Write the proportion equation
11,929,312.24 : 16,462,916.88 = 6,773,153.56 : x - Step 2: Convert to fraction form
11,929,312.24/16,462,916.88 = 6,773,153.56/x - Step 3: Cross multiply
11,929,312.24x = 16,462,916.88 × 6,773,153.56 - Step 4: Simplify right side
11,929,312.24x = 111,505,864,073,756.09 - Step 5: Solve for x
x = 111,505,864,073,756.09/11,929,312.24 - Step 6: Final answer
x = 9,347,216.49
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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.