Finding the Fourth Proportional to 7,799,134.28, 10,759,178.52 and 5,046,711.26
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Solution
The fourth proportional to 7,799,134.28, 10,759,178.52 and 5,046,711.26 is: 6,962,114.69
Step by Step Solution
- Step 1: Write the proportion equation
7,799,134.28 : 10,759,178.52 = 5,046,711.26 : x - Step 2: Convert to fraction form
7,799,134.28/10,759,178.52 = 5,046,711.26/x - Step 3: Cross multiply
7,799,134.28x = 10,759,178.52 × 5,046,711.26 - Step 4: Simplify right side
7,799,134.28x = 54,298,467,331,438.24 - Step 5: Solve for x
x = 54,298,467,331,438.24/7,799,134.28 - Step 6: Final answer
x = 6,962,114.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.