Finding the Fourth Proportional to 26,092,983.20, 39,120,812.40 and 11,704,272.80
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Solution
The fourth proportional to 26,092,983.20, 39,120,812.40 and 11,704,272.80 is: 17,548,037.99
Step by Step Solution
- Step 1: Write the proportion equation
26,092,983.20 : 39,120,812.40 = 11,704,272.80 : x - Step 2: Convert to fraction form
26,092,983.20/39,120,812.40 = 11,704,272.80/x - Step 3: Cross multiply
26,092,983.20x = 39,120,812.40 × 11,704,272.80 - Step 4: Simplify right side
26,092,983.20x = 457,880,660,487,222.75 - Step 5: Solve for x
x = 457,880,660,487,222.75/26,092,983.20 - Step 6: Final answer
x = 17,548,037.99
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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.