Finding the Fourth Proportional to 21,757,354.65, 32,624,801.08 and 6,402,650.60
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Solution
The fourth proportional to 21,757,354.65, 32,624,801.08 and 6,402,650.60 is: 9,600,670.92
Step by Step Solution
- Step 1: Write the proportion equation
21,757,354.65 : 32,624,801.08 = 6,402,650.60 : x - Step 2: Convert to fraction form
21,757,354.65/32,624,801.08 = 6,402,650.60/x - Step 3: Cross multiply
21,757,354.65x = 32,624,801.08 × 6,402,650.60 - Step 4: Simplify right side
21,757,354.65x = 208,885,202,014,605.38 - Step 5: Solve for x
x = 208,885,202,014,605.38/21,757,354.65 - Step 6: Final answer
x = 9,600,670.92
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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.