Finding the Fourth Proportional to 73,897,633.84, 101,982,289.08 and 40,857,271.60
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Solution
The fourth proportional to 73,897,633.84, 101,982,289.08 and 40,857,271.60 is: 56,384,999.99
Step by Step Solution
- Step 1: Write the proportion equation
73,897,633.84 : 101,982,289.08 = 40,857,271.60 : x - Step 2: Convert to fraction form
73,897,633.84/101,982,289.08 = 40,857,271.60/x - Step 3: Cross multiply
73,897,633.84x = 101,982,289.08 × 40,857,271.60 - Step 4: Simplify right side
73,897,633.84x = 4,166,718,083,331,274 - Step 5: Solve for x
x = 4,166,718,083,331,274/73,897,633.84 - Step 6: Final answer
x = 56,384,999.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.