Finding the Fourth Proportional to 10,403,812.90, 15,608,440.95 and 4,014,273.70
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Solution
The fourth proportional to 10,403,812.90, 15,608,440.95 and 4,014,273.70 is: 6,022,460.67
Step by Step Solution
- Step 1: Write the proportion equation
10,403,812.90 : 15,608,440.95 = 4,014,273.70 : x - Step 2: Convert to fraction form
10,403,812.90/15,608,440.95 = 4,014,273.70/x - Step 3: Cross multiply
10,403,812.90x = 15,608,440.95 × 4,014,273.70 - Step 4: Simplify right side
10,403,812.90x = 62,656,554,003,588.02 - Step 5: Solve for x
x = 62,656,554,003,588.02/10,403,812.90 - Step 6: Final answer
x = 6,022,460.67
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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.