Finding the Fourth Proportional to 69,369,442.05, 95,735,708.70 and 38,439,313.41
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Solution
The fourth proportional to 69,369,442.05, 95,735,708.70 and 38,439,313.41 is: 53,049,510.02
Step by Step Solution
- Step 1: Write the proportion equation
69,369,442.05 : 95,735,708.70 = 38,439,313.41 : x - Step 2: Convert to fraction form
69,369,442.05/95,735,708.70 = 38,439,313.41/x - Step 3: Cross multiply
69,369,442.05x = 95,735,708.70 × 38,439,313.41 - Step 4: Simplify right side
69,369,442.05x = 3,680,014,911,247,763.50 - Step 5: Solve for x
x = 3,680,014,911,247,763.50/69,369,442.05 - Step 6: Final answer
x = 53,049,510.02
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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.