Finding the Fourth Proportional to 7,180,163.84, 10,754,411.87 and 5,935,031.84
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Solution
The fourth proportional to 7,180,163.84, 10,754,411.87 and 5,935,031.84 is: 8,889,459.66
Step by Step Solution
- Step 1: Write the proportion equation
7,180,163.84 : 10,754,411.87 = 5,935,031.84 : x - Step 2: Convert to fraction form
7,180,163.84/10,754,411.87 = 5,935,031.84/x - Step 3: Cross multiply
7,180,163.84x = 10,754,411.87 × 5,935,031.84 - Step 4: Simplify right side
7,180,163.84x = 63,827,776,785,476.73 - Step 5: Solve for x
x = 63,827,776,785,476.73/7,180,163.84 - Step 6: Final answer
x = 8,889,459.66
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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.