Finding the Fourth Proportional to 13,310,880.74, 19,968,529.58 and 4,672,742
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Solution
The fourth proportional to 13,310,880.74, 19,968,529.58 and 4,672,742 is: 7,009,888.28
Step by Step Solution
- Step 1: Write the proportion equation
13,310,880.74 : 19,968,529.58 = 4,672,742 : x - Step 2: Convert to fraction form
13,310,880.74/19,968,529.58 = 4,672,742/x - Step 3: Cross multiply
13,310,880.74x = 19,968,529.58 × 4,672,742 - Step 4: Simplify right side
13,310,880.74x = 93,307,786,846,708.36 - Step 5: Solve for x
x = 93,307,786,846,708.36/13,310,880.74 - Step 6: Final answer
x = 7,009,888.28
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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.