Finding the Fourth Proportional to 21,586,686.28, 32,376,482.34 and 7,750,781.08
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Solution
The fourth proportional to 21,586,686.28, 32,376,482.34 and 7,750,781.08 is: 11,624,898.03
Step by Step Solution
- Step 1: Write the proportion equation
21,586,686.28 : 32,376,482.34 = 7,750,781.08 : x - Step 2: Convert to fraction form
21,586,686.28/32,376,482.34 = 7,750,781.08/x - Step 3: Cross multiply
21,586,686.28x = 32,376,482.34 × 7,750,781.08 - Step 4: Simplify right side
21,586,686.28x = 250,943,026,757,826.12 - Step 5: Solve for x
x = 250,943,026,757,826.12/21,586,686.28 - Step 6: Final answer
x = 11,624,898.03
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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.