Finding the Fourth Proportional to 51,226,982.34, 76,845,855.02 and 16,686,075.84
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Solution
The fourth proportional to 51,226,982.34, 76,845,855.02 and 16,686,075.84 is: 25,030,866.67
Step by Step Solution
- Step 1: Write the proportion equation
51,226,982.34 : 76,845,855.02 = 16,686,075.84 : x - Step 2: Convert to fraction form
51,226,982.34/76,845,855.02 = 16,686,075.84/x - Step 3: Cross multiply
51,226,982.34x = 76,845,855.02 × 16,686,075.84 - Step 4: Simplify right side
51,226,982.34x = 1,282,255,764,853,364.75 - Step 5: Solve for x
x = 1,282,255,764,853,364.75/51,226,982.34 - Step 6: Final answer
x = 25,030,866.67
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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.