Finding the Fourth Proportional to 75,015,923.99, 112,523,254.02 and 58,634,987.18
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Solution
The fourth proportional to 75,015,923.99, 112,523,254.02 and 58,634,987.18 is: 87,951,986.80
Step by Step Solution
- Step 1: Write the proportion equation
75,015,923.99 : 112,523,254.02 = 58,634,987.18 : x - Step 2: Convert to fraction form
75,015,923.99/112,523,254.02 = 58,634,987.18/x - Step 3: Cross multiply
75,015,923.99x = 112,523,254.02 × 58,634,987.18 - Step 4: Simplify right side
75,015,923.99x = 6,597,799,556,351,967 - Step 5: Solve for x
x = 6,597,799,556,351,967/75,015,923.99 - Step 6: Final answer
x = 87,951,986.80
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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.