Finding the Fourth Proportional to 32,238,779.80, 48,358,169.70 and 28,039,739.80
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Solution
The fourth proportional to 32,238,779.80, 48,358,169.70 and 28,039,739.80 is: 42,059,609.70
Step by Step Solution
- Step 1: Write the proportion equation
32,238,779.80 : 48,358,169.70 = 28,039,739.80 : x - Step 2: Convert to fraction form
32,238,779.80/48,358,169.70 = 28,039,739.80/x - Step 3: Cross multiply
32,238,779.80x = 48,358,169.70 × 28,039,739.80 - Step 4: Simplify right side
32,238,779.80x = 1,355,950,495,592,244.25 - Step 5: Solve for x
x = 1,355,950,495,592,244.25/32,238,779.80 - Step 6: Final answer
x = 42,059,609.70
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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.