Finding the Fourth Proportional to 7,710,359.64, 10,640,359.68 and 4,272,658.08
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Solution
The fourth proportional to 7,710,359.64, 10,640,359.68 and 4,272,658.08 is: 5,896,303.27
Step by Step Solution
- Step 1: Write the proportion equation
7,710,359.64 : 10,640,359.68 = 4,272,658.08 : x - Step 2: Convert to fraction form
7,710,359.64/10,640,359.68 = 4,272,658.08/x - Step 3: Cross multiply
7,710,359.64x = 10,640,359.68 × 4,272,658.08 - Step 4: Simplify right side
7,710,359.64x = 45,462,618,760,858.21 - Step 5: Solve for x
x = 45,462,618,760,858.21/7,710,359.64 - Step 6: Final answer
x = 5,896,303.27
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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.