Finding the Fourth Proportional to 55,103,748.84, 82,667,580.99 and 16,764,266.50
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Solution
The fourth proportional to 55,103,748.84, 82,667,580.99 and 16,764,266.50 is: 25,150,037.66
Step by Step Solution
- Step 1: Write the proportion equation
55,103,748.84 : 82,667,580.99 = 16,764,266.50 : x - Step 2: Convert to fraction form
55,103,748.84/82,667,580.99 = 16,764,266.50/x - Step 3: Cross multiply
55,103,748.84x = 82,667,580.99 × 16,764,266.50 - Step 4: Simplify right side
55,103,748.84x = 1,385,861,358,626,693.75 - Step 5: Solve for x
x = 1,385,861,358,626,693.75/55,103,748.84 - Step 6: Final answer
x = 25,150,037.66
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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.