Finding the Fourth Proportional to 13,235,264.99, 19,848,434.23 and 5,035,960.75
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Solution
The fourth proportional to 13,235,264.99, 19,848,434.23 and 5,035,960.75 is: 7,552,242.87
Step by Step Solution
- Step 1: Write the proportion equation
13,235,264.99 : 19,848,434.23 = 5,035,960.75 : x - Step 2: Convert to fraction form
13,235,264.99/19,848,434.23 = 5,035,960.75/x - Step 3: Cross multiply
13,235,264.99x = 19,848,434.23 × 5,035,960.75 - Step 4: Simplify right side
13,235,264.99x = 99,955,935,669,025.47 - Step 5: Solve for x
x = 99,955,935,669,025.47/13,235,264.99 - Step 6: Final answer
x = 7,552,242.87
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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.