Finding the Fourth Proportional to 60,599,099.67, 90,911,431.34 and 19,655,358.99
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Solution
The fourth proportional to 60,599,099.67, 90,911,431.34 and 19,655,358.99 is: 29,487,184.28
Step by Step Solution
- Step 1: Write the proportion equation
60,599,099.67 : 90,911,431.34 = 19,655,358.99 : x - Step 2: Convert to fraction form
60,599,099.67/90,911,431.34 = 19,655,358.99/x - Step 3: Cross multiply
60,599,099.67x = 90,911,431.34 × 19,655,358.99 - Step 4: Simplify right side
60,599,099.67x = 1,786,896,819,184,159.75 - Step 5: Solve for x
x = 1,786,896,819,184,159.75/60,599,099.67 - Step 6: Final answer
x = 29,487,184.28
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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.