Finding the Fourth Proportional to 53,840,843.54, 74,299,985.08 and 29,394,557.54
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Solution
The fourth proportional to 53,840,843.54, 74,299,985.08 and 29,394,557.54 is: 40,564,282.49
Step by Step Solution
- Step 1: Write the proportion equation
53,840,843.54 : 74,299,985.08 = 29,394,557.54 : x - Step 2: Convert to fraction form
53,840,843.54/74,299,985.08 = 29,394,557.54/x - Step 3: Cross multiply
53,840,843.54x = 74,299,985.08 × 29,394,557.54 - Step 4: Simplify right side
53,840,843.54x = 2,184,015,186,655,201.50 - Step 5: Solve for x
x = 2,184,015,186,655,201.50/53,840,843.54 - Step 6: Final answer
x = 40,564,282.49
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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.