Finding the Fourth Proportional to 16,191,965.70, 24,287,948.55 and 4,224,701.70
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Solution
The fourth proportional to 16,191,965.70, 24,287,948.55 and 4,224,701.70 is: 6,337,052.55
Step by Step Solution
- Step 1: Write the proportion equation
16,191,965.70 : 24,287,948.55 = 4,224,701.70 : x - Step 2: Convert to fraction form
16,191,965.70/24,287,948.55 = 4,224,701.70/x - Step 3: Cross multiply
16,191,965.70x = 24,287,948.55 × 4,224,701.70 - Step 4: Simplify right side
16,191,965.70x = 102,609,337,528,697.55 - Step 5: Solve for x
x = 102,609,337,528,697.55/16,191,965.70 - Step 6: Final answer
x = 6,337,052.55
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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.