Finding the Fourth Proportional to 11,225,027.52, 15,490,161.36 and 7,097,280.48
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Solution
The fourth proportional to 11,225,027.52, 15,490,161.36 and 7,097,280.48 is: 9,794,008.94
Step by Step Solution
- Step 1: Write the proportion equation
11,225,027.52 : 15,490,161.36 = 7,097,280.48 : x - Step 2: Convert to fraction form
11,225,027.52/15,490,161.36 = 7,097,280.48/x - Step 3: Cross multiply
11,225,027.52x = 15,490,161.36 × 7,097,280.48 - Step 4: Simplify right side
11,225,027.52x = 109,938,019,852,378.25 - Step 5: Solve for x
x = 109,938,019,852,378.25/11,225,027.52 - Step 6: Final answer
x = 9,794,008.94
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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.