Finding the Fourth Proportional to 7,706,266.88, 11,551,044.56 and 3,858,813.95
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Solution
The fourth proportional to 7,706,266.88, 11,551,044.56 and 3,858,813.95 is: 5,784,036.88
Step by Step Solution
- Step 1: Write the proportion equation
7,706,266.88 : 11,551,044.56 = 3,858,813.95 : x - Step 2: Convert to fraction form
7,706,266.88/11,551,044.56 = 3,858,813.95/x - Step 3: Cross multiply
7,706,266.88x = 11,551,044.56 × 3,858,813.95 - Step 4: Simplify right side
7,706,266.88x = 44,573,331,808,150.31 - Step 5: Solve for x
x = 44,573,331,808,150.31/7,706,266.88 - Step 6: Final answer
x = 5,784,036.88
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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.