Finding the Fourth Proportional to 39,544,108.80, 59,316,163.20 and 31,050,643.20
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Solution
The fourth proportional to 39,544,108.80, 59,316,163.20 and 31,050,643.20 is: 46,575,964.80
Step by Step Solution
- Step 1: Write the proportion equation
39,544,108.80 : 59,316,163.20 = 31,050,643.20 : x - Step 2: Convert to fraction form
39,544,108.80/59,316,163.20 = 31,050,643.20/x - Step 3: Cross multiply
39,544,108.80x = 59,316,163.20 × 31,050,643.20 - Step 4: Simplify right side
39,544,108.80x = 1,841,805,019,516,170.25 - Step 5: Solve for x
x = 1,841,805,019,516,170.25/39,544,108.80 - Step 6: Final answer
x = 46,575,964.80
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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.