Finding the Fourth Proportional to 7,599,468.16, 11,399,225.12 and 1,842,178.88
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Solution
The fourth proportional to 7,599,468.16, 11,399,225.12 and 1,842,178.88 is: 2,763,273.87
Step by Step Solution
- Step 1: Write the proportion equation
7,599,468.16 : 11,399,225.12 = 1,842,178.88 : x - Step 2: Convert to fraction form
7,599,468.16/11,399,225.12 = 1,842,178.88/x - Step 3: Cross multiply
7,599,468.16x = 11,399,225.12 × 1,842,178.88 - Step 4: Simplify right side
7,599,468.16x = 20,999,411,764,429.46 - Step 5: Solve for x
x = 20,999,411,764,429.46/7,599,468.16 - Step 6: Final answer
x = 2,763,273.87
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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.