Finding the Fourth Proportional to 15,190,210.78, 22,782,860.24 and 5,610,101.02
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Solution
The fourth proportional to 15,190,210.78, 22,782,860.24 and 5,610,101.02 is: 8,414,244.50
Step by Step Solution
- Step 1: Write the proportion equation
15,190,210.78 : 22,782,860.24 = 5,610,101.02 : x - Step 2: Convert to fraction form
15,190,210.78/22,782,860.24 = 5,610,101.02/x - Step 3: Cross multiply
15,190,210.78x = 22,782,860.24 × 5,610,101.02 - Step 4: Simplify right side
15,190,210.78x = 127,814,147,470,941.42 - Step 5: Solve for x
x = 127,814,147,470,941.42/15,190,210.78 - Step 6: Final answer
x = 8,414,244.50
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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.