Finding the Fourth Proportional to 67,811,948.01, 101,708,344.71 and 21,747,831.21
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Solution
The fourth proportional to 67,811,948.01, 101,708,344.71 and 21,747,831.21 is: 32,618,675.30
Step by Step Solution
- Step 1: Write the proportion equation
67,811,948.01 : 101,708,344.71 = 21,747,831.21 : x - Step 2: Convert to fraction form
67,811,948.01/101,708,344.71 = 21,747,831.21/x - Step 3: Cross multiply
67,811,948.01x = 101,708,344.71 × 21,747,831.21 - Step 4: Simplify right side
67,811,948.01x = 2,211,935,913,401,576.25 - Step 5: Solve for x
x = 2,211,935,913,401,576.25/67,811,948.01 - Step 6: Final answer
x = 32,618,675.30
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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.