Finding the Fourth Proportional to 7,605,963.04, 10,496,238.06 and 4,121,299.30
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Solution
The fourth proportional to 7,605,963.04, 10,496,238.06 and 4,121,299.30 is: 5,687,397.95
Step by Step Solution
- Step 1: Write the proportion equation
7,605,963.04 : 10,496,238.06 = 4,121,299.30 : x - Step 2: Convert to fraction form
7,605,963.04/10,496,238.06 = 4,121,299.30/x - Step 3: Cross multiply
7,605,963.04x = 10,496,238.06 × 4,121,299.30 - Step 4: Simplify right side
7,605,963.04x = 43,258,138,569,311.36 - Step 5: Solve for x
x = 43,258,138,569,311.36/7,605,963.04 - Step 6: Final answer
x = 5,687,397.95
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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.