Finding the Fourth Proportional to 56,775,764, 78,350,554.32 and 31,021,652
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Solution
The fourth proportional to 56,775,764, 78,350,554.32 and 31,021,652 is: 42,809,879.76
Step by Step Solution
- Step 1: Write the proportion equation
56,775,764 : 78,350,554.32 = 31,021,652 : x - Step 2: Convert to fraction form
56,775,764/78,350,554.32 = 31,021,652/x - Step 3: Cross multiply
56,775,764x = 78,350,554.32 × 31,021,652 - Step 4: Simplify right side
56,775,764x = 2,430,563,630,122,136.50 - Step 5: Solve for x
x = 2,430,563,630,122,136.50/56,775,764 - Step 6: Final answer
x = 42,809,879.76
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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.