Finding the Fourth Proportional to 39,089,319.35, 53,920,848.95 and 24,379,447.52
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Solution
The fourth proportional to 39,089,319.35, 53,920,848.95 and 24,379,447.52 is: 33,629,659.70
Step by Step Solution
- Step 1: Write the proportion equation
39,089,319.35 : 53,920,848.95 = 24,379,447.52 : x - Step 2: Convert to fraction form
39,089,319.35/53,920,848.95 = 24,379,447.52/x - Step 3: Cross multiply
39,089,319.35x = 53,920,848.95 × 24,379,447.52 - Step 4: Simplify right side
39,089,319.35x = 1,314,560,507,314,700 - Step 5: Solve for x
x = 1,314,560,507,314,700/39,089,319.35 - Step 6: Final answer
x = 33,629,659.70
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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.