Finding the Fourth Proportional to 81,575,130.24, 122,317,970.52 and 32,341,107.36
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Solution
The fourth proportional to 81,575,130.24, 122,317,970.52 and 32,341,107.36 is: 48,493,929.52
Step by Step Solution
- Step 1: Write the proportion equation
81,575,130.24 : 122,317,970.52 = 32,341,107.36 : x - Step 2: Convert to fraction form
81,575,130.24/122,317,970.52 = 32,341,107.36/x - Step 3: Cross multiply
81,575,130.24x = 122,317,970.52 × 32,341,107.36 - Step 4: Simplify right side
81,575,130.24x = 3,955,898,616,644,635 - Step 5: Solve for x
x = 3,955,898,616,644,635/81,575,130.24 - Step 6: Final answer
x = 48,493,929.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.