Finding the Fourth Proportional to 10,364,765.84, 15,440,773.52 and 9,898,428.08
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Solution
The fourth proportional to 10,364,765.84, 15,440,773.52 and 9,898,428.08 is: 14,746,052.98
Step by Step Solution
- Step 1: Write the proportion equation
10,364,765.84 : 15,440,773.52 = 9,898,428.08 : x - Step 2: Convert to fraction form
10,364,765.84/15,440,773.52 = 9,898,428.08/x - Step 3: Cross multiply
10,364,765.84x = 15,440,773.52 × 9,898,428.08 - Step 4: Simplify right side
10,364,765.84x = 152,839,386,187,288.44 - Step 5: Solve for x
x = 152,839,386,187,288.44/10,364,765.84 - Step 6: Final answer
x = 14,746,052.98
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.