Finding the Fourth Proportional to 33,377,206.78, 50,050,115.70 and 12,916,561.99
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Solution
The fourth proportional to 33,377,206.78, 50,050,115.70 and 12,916,561.99 is: 19,368,769.42
Step by Step Solution
- Step 1: Write the proportion equation
33,377,206.78 : 50,050,115.70 = 12,916,561.99 : x - Step 2: Convert to fraction form
33,377,206.78/50,050,115.70 = 12,916,561.99/x - Step 3: Cross multiply
33,377,206.78x = 50,050,115.70 × 12,916,561.99 - Step 4: Simplify right side
33,377,206.78x = 646,475,422,045,722.25 - Step 5: Solve for x
x = 646,475,422,045,722.25/33,377,206.78 - Step 6: Final answer
x = 19,368,769.42
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.