Finding the Fourth Proportional to 42,093,605.08, 58,089,349.96 and 22,778,021.08
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Solution
The fourth proportional to 42,093,605.08, 58,089,349.96 and 22,778,021.08 is: 31,433,763.76
Step by Step Solution
- Step 1: Write the proportion equation
42,093,605.08 : 58,089,349.96 = 22,778,021.08 : x - Step 2: Convert to fraction form
42,093,605.08/58,089,349.96 = 22,778,021.08/x - Step 3: Cross multiply
42,093,605.08x = 58,089,349.96 × 22,778,021.08 - Step 4: Simplify right side
42,093,605.08x = 1,323,160,437,912,377 - Step 5: Solve for x
x = 1,323,160,437,912,377/42,093,605.08 - Step 6: Final answer
x = 31,433,763.76
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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.