Finding the Fourth Proportional to 7,133,646.98, 10,698,222.68 and 2,340,219.26
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Solution
The fourth proportional to 7,133,646.98, 10,698,222.68 and 2,340,219.26 is: 3,509,591.50
Step by Step Solution
- Step 1: Write the proportion equation
7,133,646.98 : 10,698,222.68 = 2,340,219.26 : x - Step 2: Convert to fraction form
7,133,646.98/10,698,222.68 = 2,340,219.26/x - Step 3: Cross multiply
7,133,646.98x = 10,698,222.68 × 2,340,219.26 - Step 4: Simplify right side
7,133,646.98x = 25,036,186,813,967.30 - Step 5: Solve for x
x = 25,036,186,813,967.30/7,133,646.98 - Step 6: Final answer
x = 3,509,591.50
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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.