Finding the Fourth Proportional to 79,749,825.84, 110,075,234.88 and 51,941,829.24
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Solution
The fourth proportional to 79,749,825.84, 110,075,234.88 and 51,941,829.24 is: 71,693,060.06
Step by Step Solution
- Step 1: Write the proportion equation
79,749,825.84 : 110,075,234.88 = 51,941,829.24 : x - Step 2: Convert to fraction form
79,749,825.84/110,075,234.88 = 51,941,829.24/x - Step 3: Cross multiply
79,749,825.84x = 110,075,234.88 × 51,941,829.24 - Step 4: Simplify right side
79,749,825.84x = 5,717,509,053,689,852 - Step 5: Solve for x
x = 5,717,509,053,689,852/79,749,825.84 - Step 6: Final answer
x = 71,693,060.06
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.