Finding the Fourth Proportional to 53,607,548.72, 73,791,648.60 and 46,720,190
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Solution
The fourth proportional to 53,607,548.72, 73,791,648.60 and 46,720,190 is: 64,311,089.12
Step by Step Solution
- Step 1: Write the proportion equation
53,607,548.72 : 73,791,648.60 = 46,720,190 : x - Step 2: Convert to fraction form
53,607,548.72/73,791,648.60 = 46,720,190/x - Step 3: Cross multiply
53,607,548.72x = 73,791,648.60 × 46,720,190 - Step 4: Simplify right side
53,607,548.72x = 3,447,559,843,005,233.50 - Step 5: Solve for x
x = 3,447,559,843,005,233.50/53,607,548.72 - Step 6: Final answer
x = 64,311,089.12
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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.