Finding the Fourth Proportional to 13,011,167.40, 19,517,718.84 and 3,912,536.62
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Solution
The fourth proportional to 13,011,167.40, 19,517,718.84 and 3,912,536.62 is: 5,869,095.94
Step by Step Solution
- Step 1: Write the proportion equation
13,011,167.40 : 19,517,718.84 = 3,912,536.62 : x - Step 2: Convert to fraction form
13,011,167.40/19,517,718.84 = 3,912,536.62/x - Step 3: Cross multiply
13,011,167.40x = 19,517,718.84 × 3,912,536.62 - Step 4: Simplify right side
13,011,167.40x = 76,363,789,732,097.08 - Step 5: Solve for x
x = 76,363,789,732,097.08/13,011,167.40 - Step 6: Final answer
x = 5,869,095.94
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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.