Finding the Fourth Proportional to 21,828,052.08, 32,736,493.16 and 6,471,750.91
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Solution
The fourth proportional to 21,828,052.08, 32,736,493.16 and 6,471,750.91 is: 9,705,970.50
Step by Step Solution
- Step 1: Write the proportion equation
21,828,052.08 : 32,736,493.16 = 6,471,750.91 : x - Step 2: Convert to fraction form
21,828,052.08/32,736,493.16 = 6,471,750.91/x - Step 3: Cross multiply
21,828,052.08x = 32,736,493.16 × 6,471,750.91 - Step 4: Simplify right side
21,828,052.08x = 211,862,429,414,618.16 - Step 5: Solve for x
x = 211,862,429,414,618.16/21,828,052.08 - Step 6: Final answer
x = 9,705,970.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.