Finding the Fourth Proportional to 32,319,145.80, 48,478,718.70 and 15,313,033.80
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Solution
The fourth proportional to 32,319,145.80, 48,478,718.70 and 15,313,033.80 is: 22,969,550.70
Step by Step Solution
- Step 1: Write the proportion equation
32,319,145.80 : 48,478,718.70 = 15,313,033.80 : x - Step 2: Convert to fraction form
32,319,145.80/48,478,718.70 = 15,313,033.80/x - Step 3: Cross multiply
32,319,145.80x = 48,478,718.70 × 15,313,033.80 - Step 4: Simplify right side
32,319,145.80x = 742,356,258,033,792.12 - Step 5: Solve for x
x = 742,356,258,033,792.12/32,319,145.80 - Step 6: Final answer
x = 22,969,550.70
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1.5x scale
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.