Finding the Fourth Proportional to 15,623,896.05, 23,427,281.77 and 4,838,202.54
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Solution
The fourth proportional to 15,623,896.05, 23,427,281.77 and 4,838,202.54 is: 7,254,652.35
Step by Step Solution
- Step 1: Write the proportion equation
15,623,896.05 : 23,427,281.77 = 4,838,202.54 : x - Step 2: Convert to fraction form
15,623,896.05/23,427,281.77 = 4,838,202.54/x - Step 3: Cross multiply
15,623,896.05x = 23,427,281.77 × 4,838,202.54 - Step 4: Simplify right side
15,623,896.05x = 113,345,934,152,814.19 - Step 5: Solve for x
x = 113,345,934,152,814.19/15,623,896.05 - Step 6: Final answer
x = 7,254,652.35
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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.