Finding the Fourth Proportional to 7,553,359.02, 10,423,636.92 and 4,115,600.07
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Solution
The fourth proportional to 7,553,359.02, 10,423,636.92 and 4,115,600.07 is: 5,679,528.90
Step by Step Solution
- Step 1: Write the proportion equation
7,553,359.02 : 10,423,636.92 = 4,115,600.07 : x - Step 2: Convert to fraction form
7,553,359.02/10,423,636.92 = 4,115,600.07/x - Step 3: Cross multiply
7,553,359.02x = 10,423,636.92 × 4,115,600.07 - Step 4: Simplify right side
7,553,359.02x = 42,899,520,837,606.59 - Step 5: Solve for x
x = 42,899,520,837,606.59/7,553,359.02 - Step 6: Final answer
x = 5,679,528.90
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1.5x scale
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.