Finding the Fourth Proportional to 8,735,867.32, 13,104,850.74 and 8,258,109.88
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Solution
The fourth proportional to 8,735,867.32, 13,104,850.74 and 8,258,109.88 is: 12,388,157.17
Step by Step Solution
- Step 1: Write the proportion equation
8,735,867.32 : 13,104,850.74 = 8,258,109.88 : x - Step 2: Convert to fraction form
8,735,867.32/13,104,850.74 = 8,258,109.88/x - Step 3: Cross multiply
8,735,867.32x = 13,104,850.74 × 8,258,109.88 - Step 4: Simplify right side
8,735,867.32x = 108,221,297,371,919.31 - Step 5: Solve for x
x = 108,221,297,371,919.31/8,735,867.32 - Step 6: Final answer
x = 12,388,157.17
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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.