Finding the Fourth Proportional to 31,104,184.20, 46,656,276.30 and 19,794,769.80
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Solution
The fourth proportional to 31,104,184.20, 46,656,276.30 and 19,794,769.80 is: 29,692,154.70
Step by Step Solution
- Step 1: Write the proportion equation
31,104,184.20 : 46,656,276.30 = 19,794,769.80 : x - Step 2: Convert to fraction form
31,104,184.20/46,656,276.30 = 19,794,769.80/x - Step 3: Cross multiply
31,104,184.20x = 46,656,276.30 × 19,794,769.80 - Step 4: Simplify right side
31,104,184.20x = 923,550,249,083,695.75 - Step 5: Solve for x
x = 923,550,249,083,695.75/31,104,184.20 - Step 6: Final answer
x = 29,692,154.70
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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.