Finding the Fourth Proportional to 16,516,362.30, 24,774,543.45 and 14,124,877.80
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Solution
The fourth proportional to 16,516,362.30, 24,774,543.45 and 14,124,877.80 is: 21,187,316.70
Step by Step Solution
- Step 1: Write the proportion equation
16,516,362.30 : 24,774,543.45 = 14,124,877.80 : x - Step 2: Convert to fraction form
16,516,362.30/24,774,543.45 = 14,124,877.80/x - Step 3: Cross multiply
16,516,362.30x = 24,774,543.45 × 14,124,877.80 - Step 4: Simplify right side
16,516,362.30x = 349,937,398,782,040.44 - Step 5: Solve for x
x = 349,937,398,782,040.44/16,516,362.30 - Step 6: Final answer
x = 21,187,316.70
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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.