Finding the Fourth Proportional to 67,991,138.16, 101,997,328.68 and 27,604,460.40
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Solution
The fourth proportional to 67,991,138.16, 101,997,328.68 and 27,604,460.40 is: 41,411,002.91
Step by Step Solution
- Step 1: Write the proportion equation
67,991,138.16 : 101,997,328.68 = 27,604,460.40 : x - Step 2: Convert to fraction form
67,991,138.16/101,997,328.68 = 27,604,460.40/x - Step 3: Cross multiply
67,991,138.16x = 101,997,328.68 × 27,604,460.40 - Step 4: Simplify right side
67,991,138.16x = 2,815,581,220,452,844.50 - Step 5: Solve for x
x = 2,815,581,220,452,844.50/67,991,138.16 - Step 6: Final answer
x = 41,411,002.91
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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.