Finding the Fourth Proportional to 5,558,269.37, 8,331,623.72 and 2,148,897.68
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Solution
The fourth proportional to 5,558,269.37, 8,331,623.72 and 2,148,897.68 is: 3,221,111.77
Step by Step Solution
- Step 1: Write the proportion equation
5,558,269.37 : 8,331,623.72 = 2,148,897.68 : x - Step 2: Convert to fraction form
5,558,269.37/8,331,623.72 = 2,148,897.68/x - Step 3: Cross multiply
5,558,269.37x = 8,331,623.72 × 2,148,897.68 - Step 4: Simplify right side
5,558,269.37x = 17,903,806,871,796.48 - Step 5: Solve for x
x = 17,903,806,871,796.48/5,558,269.37 - Step 6: Final answer
x = 3,221,111.77
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.