Finding the Fourth Proportional to 39,728,683.12, 59,634,723.48 and 35,208,649.84
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Solution
The fourth proportional to 39,728,683.12, 59,634,723.48 and 35,208,649.84 is: 52,849,929.38
Step by Step Solution
- Step 1: Write the proportion equation
39,728,683.12 : 59,634,723.48 = 35,208,649.84 : x - Step 2: Convert to fraction form
39,728,683.12/59,634,723.48 = 35,208,649.84/x - Step 3: Cross multiply
39,728,683.12x = 59,634,723.48 × 35,208,649.84 - Step 4: Simplify right side
39,728,683.12x = 2,099,658,097,312,546.25 - Step 5: Solve for x
x = 2,099,658,097,312,546.25/39,728,683.12 - Step 6: Final answer
x = 52,849,929.38
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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.