Finding the Fourth Proportional to 7,225,974.64, 10,838,980.80 and 2,437,027.84
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Solution
The fourth proportional to 7,225,974.64, 10,838,980.80 and 2,437,027.84 is: 3,655,548.11
Step by Step Solution
- Step 1: Write the proportion equation
7,225,974.64 : 10,838,980.80 = 2,437,027.84 : x - Step 2: Convert to fraction form
7,225,974.64/10,838,980.80 = 2,437,027.84/x - Step 3: Cross multiply
7,225,974.64x = 10,838,980.80 × 2,437,027.84 - Step 4: Simplify right side
7,225,974.64x = 26,414,897,966,825.47 - Step 5: Solve for x
x = 26,414,897,966,825.47/7,225,974.64 - Step 6: Final answer
x = 3,655,548.11
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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.