Finding the Fourth Proportional to 6,319,618.73, 9,484,744.58 and 5,921,037.53
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Solution
The fourth proportional to 6,319,618.73, 9,484,744.58 and 5,921,037.53 is: 8,886,537.47
Step by Step Solution
- Step 1: Write the proportion equation
6,319,618.73 : 9,484,744.58 = 5,921,037.53 : x - Step 2: Convert to fraction form
6,319,618.73/9,484,744.58 = 5,921,037.53/x - Step 3: Cross multiply
6,319,618.73x = 9,484,744.58 × 5,921,037.53 - Step 4: Simplify right side
6,319,618.73x = 56,159,528,620,644.09 - Step 5: Solve for x
x = 56,159,528,620,644.09/6,319,618.73 - Step 6: Final answer
x = 8,886,537.47
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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.