Finding the Fourth Proportional to 16,607,543.80, 24,911,315.70 and 13,248,311.80
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Solution
The fourth proportional to 16,607,543.80, 24,911,315.70 and 13,248,311.80 is: 19,872,467.70
Step by Step Solution
- Step 1: Write the proportion equation
16,607,543.80 : 24,911,315.70 = 13,248,311.80 : x - Step 2: Convert to fraction form
16,607,543.80/24,911,315.70 = 13,248,311.80/x - Step 3: Cross multiply
16,607,543.80x = 24,911,315.70 × 13,248,311.80 - Step 4: Simplify right side
16,607,543.80x = 330,032,877,741,835.25 - Step 5: Solve for x
x = 330,032,877,741,835.25/16,607,543.80 - Step 6: Final answer
x = 19,872,467.70
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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.