Finding the Fourth Proportional to 67,812,593.01, 101,709,307.92 and 21,748,475.49
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Solution
The fourth proportional to 67,812,593.01, 101,709,307.92 and 21,748,475.49 is: 32,619,640.28
Step by Step Solution
- Step 1: Write the proportion equation
67,812,593.01 : 101,709,307.92 = 21,748,475.49 : x - Step 2: Convert to fraction form
67,812,593.01/101,709,307.92 = 21,748,475.49/x - Step 3: Cross multiply
67,812,593.01x = 101,709,307.92 × 21,748,475.49 - Step 4: Simplify right side
67,812,593.01x = 2,212,022,390,402,982.75 - Step 5: Solve for x
x = 2,212,022,390,402,982.75/67,812,593.01 - Step 6: Final answer
x = 32,619,640.28
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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.