Finding the Fourth Proportional to 10,178,808.04, 15,267,860.70 and 2,605,839.08
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Solution
The fourth proportional to 10,178,808.04, 15,267,860.70 and 2,605,839.08 is: 3,908,668.67
Step by Step Solution
- Step 1: Write the proportion equation
10,178,808.04 : 15,267,860.70 = 2,605,839.08 : x - Step 2: Convert to fraction form
10,178,808.04/15,267,860.70 = 2,605,839.08/x - Step 3: Cross multiply
10,178,808.04x = 15,267,860.70 × 2,605,839.08 - Step 4: Simplify right side
10,178,808.04x = 39,785,588,080,056.16 - Step 5: Solve for x
x = 39,785,588,080,056.16/10,178,808.04 - Step 6: Final answer
x = 3,908,668.67
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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.