Finding the Fourth Proportional to 54,445,490.26, 81,705,953.88 and 21,652,698.58
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Solution
The fourth proportional to 54,445,490.26, 81,705,953.88 and 21,652,698.58 is: 32,494,048.32
Step by Step Solution
- Step 1: Write the proportion equation
54,445,490.26 : 81,705,953.88 = 21,652,698.58 : x - Step 2: Convert to fraction form
54,445,490.26/81,705,953.88 = 21,652,698.58/x - Step 3: Cross multiply
54,445,490.26x = 81,705,953.88 × 21,652,698.58 - Step 4: Simplify right side
54,445,490.26x = 1,769,154,391,555,021.25 - Step 5: Solve for x
x = 1,769,154,391,555,021.25/54,445,490.26 - Step 6: Final answer
x = 32,494,048.32
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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.