Finding the Fourth Proportional to 9,963,779.97, 14,950,393.88 and 5,928,240.09
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Solution
The fourth proportional to 9,963,779.97, 14,950,393.88 and 5,928,240.09 is: 8,895,170.77
Step by Step Solution
- Step 1: Write the proportion equation
9,963,779.97 : 14,950,393.88 = 5,928,240.09 : x - Step 2: Convert to fraction form
9,963,779.97/14,950,393.88 = 5,928,240.09/x - Step 3: Cross multiply
9,963,779.97x = 14,950,393.88 × 5,928,240.09 - Step 4: Simplify right side
9,963,779.97x = 88,629,524,331,065.45 - Step 5: Solve for x
x = 88,629,524,331,065.45/9,963,779.97 - Step 6: Final answer
x = 8,895,170.77
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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.