Finding the Fourth Proportional to 6,768,937.74, 10,153,441.17 and 2,281,252.62
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Solution
The fourth proportional to 6,768,937.74, 10,153,441.17 and 2,281,252.62 is: 3,421,890.58
Step by Step Solution
- Step 1: Write the proportion equation
6,768,937.74 : 10,153,441.17 = 2,281,252.62 : x - Step 2: Convert to fraction form
6,768,937.74/10,153,441.17 = 2,281,252.62/x - Step 3: Cross multiply
6,768,937.74x = 10,153,441.17 × 2,281,252.62 - Step 4: Simplify right side
6,768,937.74x = 23,162,564,271,078.37 - Step 5: Solve for x
x = 23,162,564,271,078.37/6,768,937.74 - Step 6: Final answer
x = 3,421,890.58
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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.