Finding the Fourth Proportional to 40,171,526.96, 55,437,314.62 and 22,534,339.17
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Solution
The fourth proportional to 40,171,526.96, 55,437,314.62 and 22,534,339.17 is: 31,097,728.79
Step by Step Solution
- Step 1: Write the proportion equation
40,171,526.96 : 55,437,314.62 = 22,534,339.17 : x - Step 2: Convert to fraction form
40,171,526.96/55,437,314.62 = 22,534,339.17/x - Step 3: Cross multiply
40,171,526.96x = 55,437,314.62 × 22,534,339.17 - Step 4: Simplify right side
40,171,526.96x = 1,249,243,250,321,079.75 - Step 5: Solve for x
x = 1,249,243,250,321,079.75/40,171,526.96 - Step 6: Final answer
x = 31,097,728.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.