Finding the Fourth Proportional to 9,154,724.97, 13,734,480.65 and 5,312,854.20
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Solution
The fourth proportional to 9,154,724.97, 13,734,480.65 and 5,312,854.20 is: 7,970,670.17
Step by Step Solution
- Step 1: Write the proportion equation
9,154,724.97 : 13,734,480.65 = 5,312,854.20 : x - Step 2: Convert to fraction form
9,154,724.97/13,734,480.65 = 5,312,854.20/x - Step 3: Cross multiply
9,154,724.97x = 13,734,480.65 × 5,312,854.20 - Step 4: Simplify right side
9,154,724.97x = 72,969,293,206,171.23 - Step 5: Solve for x
x = 72,969,293,206,171.23/9,154,724.97 - Step 6: Final answer
x = 7,970,670.17
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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.