Finding the Fourth Proportional to 22,770,197.18, 34,155,268.07 and 7,417,461.79
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Solution
The fourth proportional to 22,770,197.18, 34,155,268.07 and 7,417,461.79 is: 11,126,183.66
Step by Step Solution
- Step 1: Write the proportion equation
22,770,197.18 : 34,155,268.07 = 7,417,461.79 : x - Step 2: Convert to fraction form
22,770,197.18/34,155,268.07 = 7,417,461.79/x - Step 3: Cross multiply
22,770,197.18x = 34,155,268.07 × 7,417,461.79 - Step 4: Simplify right side
22,770,197.18x = 253,345,395,836,432.06 - Step 5: Solve for x
x = 253,345,395,836,432.06/22,770,197.18 - Step 6: Final answer
x = 11,126,183.66
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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.