Finding the Fourth Proportional to 5,011,359.84, 6,912,103.95 and 4,599,225.09
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Solution
The fourth proportional to 5,011,359.84, 6,912,103.95 and 4,599,225.09 is: 6,343,651.81
Step by Step Solution
- Step 1: Write the proportion equation
5,011,359.84 : 6,912,103.95 = 4,599,225.09 : x - Step 2: Convert to fraction form
5,011,359.84/6,912,103.95 = 4,599,225.09/x - Step 3: Cross multiply
5,011,359.84x = 6,912,103.95 × 4,599,225.09 - Step 4: Simplify right side
5,011,359.84x = 31,790,321,911,528.11 - Step 5: Solve for x
x = 31,790,321,911,528.11/5,011,359.84 - Step 6: Final answer
x = 6,343,651.81
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.