Finding the Fourth Proportional to 75,547,814.80, 113,321,722.20 and 24,435,000.40
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Solution
The fourth proportional to 75,547,814.80, 113,321,722.20 and 24,435,000.40 is: 36,652,500.60
Step by Step Solution
- Step 1: Write the proportion equation
75,547,814.80 : 113,321,722.20 = 24,435,000.40 : x - Step 2: Convert to fraction form
75,547,814.80/113,321,722.20 = 24,435,000.40/x - Step 3: Cross multiply
75,547,814.80x = 113,321,722.20 × 24,435,000.40 - Step 4: Simplify right side
75,547,814.80x = 2,769,016,327,285,689 - Step 5: Solve for x
x = 2,769,016,327,285,689/75,547,814.80 - Step 6: Final answer
x = 36,652,500.60
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1.5x scale
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.