Finding the Fourth Proportional to 31,177,210.28, 46,768,431.62 and 11,486,697.94
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Solution
The fourth proportional to 31,177,210.28, 46,768,431.62 and 11,486,697.94 is: 17,231,010.80
Step by Step Solution
- Step 1: Write the proportion equation
31,177,210.28 : 46,768,431.62 = 11,486,697.94 : x - Step 2: Convert to fraction form
31,177,210.28/46,768,431.62 = 11,486,697.94/x - Step 3: Cross multiply
31,177,210.28x = 46,768,431.62 × 11,486,697.94 - Step 4: Simplify right side
31,177,210.28x = 537,214,847,058,280.56 - Step 5: Solve for x
x = 537,214,847,058,280.56/31,177,210.28 - Step 6: Final answer
x = 17,231,010.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.