Finding the Fourth Proportional to 14,205,940.08, 19,605,197.88 and 8,011,541.04
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Solution
The fourth proportional to 14,205,940.08, 19,605,197.88 and 8,011,541.04 is: 11,056,490.91
Step by Step Solution
- Step 1: Write the proportion equation
14,205,940.08 : 19,605,197.88 = 8,011,541.04 : x - Step 2: Convert to fraction form
14,205,940.08/19,605,197.88 = 8,011,541.04/x - Step 3: Cross multiply
14,205,940.08x = 19,605,197.88 × 8,011,541.04 - Step 4: Simplify right side
14,205,940.08x = 157,067,847,412,941 - Step 5: Solve for x
x = 157,067,847,412,941/14,205,940.08 - Step 6: Final answer
x = 11,056,490.91
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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.