Finding the Fourth Proportional to 10,658,990.84, 15,988,348.02 and 2,571,898.28
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Solution
The fourth proportional to 10,658,990.84, 15,988,348.02 and 2,571,898.28 is: 3,857,814.06
Step by Step Solution
- Step 1: Write the proportion equation
10,658,990.84 : 15,988,348.02 = 2,571,898.28 : x - Step 2: Convert to fraction form
10,658,990.84/15,988,348.02 = 2,571,898.28/x - Step 3: Cross multiply
10,658,990.84x = 15,988,348.02 × 2,571,898.28 - Step 4: Simplify right side
10,658,990.84x = 41,120,404,772,679.40 - Step 5: Solve for x
x = 41,120,404,772,679.40/10,658,990.84 - Step 6: Final answer
x = 3,857,814.06
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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.