Finding the Fourth Proportional to 42,732,475.36, 64,031,495.60 and 33,040,762.99
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Solution
The fourth proportional to 42,732,475.36, 64,031,495.60 and 33,040,762.99 is: 49,509,171.94
Step by Step Solution
- Step 1: Write the proportion equation
42,732,475.36 : 64,031,495.60 = 33,040,762.99 : x - Step 2: Convert to fraction form
42,732,475.36/64,031,495.60 = 33,040,762.99/x - Step 3: Cross multiply
42,732,475.36x = 64,031,495.60 × 33,040,762.99 - Step 4: Simplify right side
42,732,475.36x = 2,115,649,470,014,827.75 - Step 5: Solve for x
x = 2,115,649,470,014,827.75/42,732,475.36 - Step 6: Final answer
x = 49,509,171.94
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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.