Finding the Fourth Proportional to 49,704,519.99, 74,561,089.64 and 15,168,697.77
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Solution
The fourth proportional to 49,704,519.99, 74,561,089.64 and 15,168,697.77 is: 22,754,361.86
Step by Step Solution
- Step 1: Write the proportion equation
49,704,519.99 : 74,561,089.64 = 15,168,697.77 : x - Step 2: Convert to fraction form
49,704,519.99/74,561,089.64 = 15,168,697.77/x - Step 3: Cross multiply
49,704,519.99x = 74,561,089.64 × 15,168,697.77 - Step 4: Simplify right side
49,704,519.99x = 1,130,994,634,151,038 - Step 5: Solve for x
x = 1,130,994,634,151,038/49,704,519.99 - Step 6: Final answer
x = 22,754,361.86
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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.