Finding the Fourth Proportional to 7,569,065.19, 11,358,612.24 and 4,159,732.66
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Solution
The fourth proportional to 7,569,065.19, 11,358,612.24 and 4,159,732.66 is: 6,242,354.79
Step by Step Solution
- Step 1: Write the proportion equation
7,569,065.19 : 11,358,612.24 = 4,159,732.66 : x - Step 2: Convert to fraction form
7,569,065.19/11,358,612.24 = 4,159,732.66/x - Step 3: Cross multiply
7,569,065.19x = 11,358,612.24 × 4,159,732.66 - Step 4: Simplify right side
7,569,065.19x = 47,248,790,307,003.76 - Step 5: Solve for x
x = 47,248,790,307,003.76/7,569,065.19 - Step 6: Final answer
x = 6,242,354.79
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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.