Finding the Fourth Proportional to 29,138,474.20, 43,734,149.70 and 14,771,536.60
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Solution
The fourth proportional to 29,138,474.20, 43,734,149.70 and 14,771,536.60 is: 22,170,707.65
Step by Step Solution
- Step 1: Write the proportion equation
29,138,474.20 : 43,734,149.70 = 14,771,536.60 : x - Step 2: Convert to fraction form
29,138,474.20/43,734,149.70 = 14,771,536.60/x - Step 3: Cross multiply
29,138,474.20x = 43,734,149.70 × 14,771,536.60 - Step 4: Simplify right side
29,138,474.20x = 646,020,592,963,429 - Step 5: Solve for x
x = 646,020,592,963,429/29,138,474.20 - Step 6: Final answer
x = 22,170,707.65
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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.