Finding the Fourth Proportional to 77,974,905.92, 107,616,631.36 and 44,928,828.48
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Solution
The fourth proportional to 77,974,905.92, 107,616,631.36 and 44,928,828.48 is: 62,008,271.96
Step by Step Solution
- Step 1: Write the proportion equation
77,974,905.92 : 107,616,631.36 = 44,928,828.48 : x - Step 2: Convert to fraction form
77,974,905.92/107,616,631.36 = 44,928,828.48/x - Step 3: Cross multiply
77,974,905.92x = 107,616,631.36 × 44,928,828.48 - Step 4: Simplify right side
77,974,905.92x = 4,835,089,171,968,829 - Step 5: Solve for x
x = 4,835,089,171,968,829/77,974,905.92 - Step 6: Final answer
x = 62,008,271.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.