Finding the Fourth Proportional to 53,695,367.16, 74,097,216.26 and 31,370,422.02
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Solution
The fourth proportional to 53,695,367.16, 74,097,216.26 and 31,370,422.02 is: 43,289,785.83
Step by Step Solution
- Step 1: Write the proportion equation
53,695,367.16 : 74,097,216.26 = 31,370,422.02 : x - Step 2: Convert to fraction form
53,695,367.16/74,097,216.26 = 31,370,422.02/x - Step 3: Cross multiply
53,695,367.16x = 74,097,216.26 × 31,370,422.02 - Step 4: Simplify right side
53,695,367.16x = 2,324,460,944,583,406 - Step 5: Solve for x
x = 2,324,460,944,583,406/53,695,367.16 - Step 6: Final answer
x = 43,289,785.83
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.