Finding the Fourth Proportional to 11,277,688.04, 15,562,793.18 and 6,120,938.84
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Solution
The fourth proportional to 11,277,688.04, 15,562,793.18 and 6,120,938.84 is: 8,446,669.65
Step by Step Solution
- Step 1: Write the proportion equation
11,277,688.04 : 15,562,793.18 = 6,120,938.84 : x - Step 2: Convert to fraction form
11,277,688.04/15,562,793.18 = 6,120,938.84/x - Step 3: Cross multiply
11,277,688.04x = 15,562,793.18 × 6,120,938.84 - Step 4: Simplify right side
11,277,688.04x = 95,258,905,234,349.11 - Step 5: Solve for x
x = 95,258,905,234,349.11/11,277,688.04 - Step 6: Final answer
x = 8,446,669.65
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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.