Finding the Fourth Proportional to 83,862,632.75, 125,729,913.76 and 26,321,612.99
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Solution
The fourth proportional to 83,862,632.75, 125,729,913.76 and 26,321,612.99 is: 39,462,320.97
Step by Step Solution
- Step 1: Write the proportion equation
83,862,632.75 : 125,729,913.76 = 26,321,612.99 : x - Step 2: Convert to fraction form
83,862,632.75/125,729,913.76 = 26,321,612.99/x - Step 3: Cross multiply
83,862,632.75x = 125,729,913.76 × 26,321,612.99 - Step 4: Simplify right side
83,862,632.75x = 3,309,414,130,562,342 - Step 5: Solve for x
x = 3,309,414,130,562,342/83,862,632.75 - Step 6: Final answer
x = 39,462,320.97
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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.