Finding the Fourth Proportional to 32,706,388.86, 45,135,779.39 and 18,023,000.99
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Solution
The fourth proportional to 32,706,388.86, 45,135,779.39 and 18,023,000.99 is: 24,872,271.90
Step by Step Solution
- Step 1: Write the proportion equation
32,706,388.86 : 45,135,779.39 = 18,023,000.99 : x - Step 2: Convert to fraction form
32,706,388.86/45,135,779.39 = 18,023,000.99/x - Step 3: Cross multiply
32,706,388.86x = 45,135,779.39 × 18,023,000.99 - Step 4: Simplify right side
32,706,388.86x = 813,482,196,630,391.50 - Step 5: Solve for x
x = 813,482,196,630,391.50/32,706,388.86 - Step 6: Final answer
x = 24,872,271.90
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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.