Finding the Fourth Proportional to 15,303,367.80, 22,955,051.70 and 15,303,367.80
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Solution
The fourth proportional to 15,303,367.80, 22,955,051.70 and 15,303,367.80 is: 22,955,051.70
Step by Step Solution
- Step 1: Write the proportion equation
15,303,367.80 : 22,955,051.70 = 15,303,367.80 : x - Step 2: Convert to fraction form
15,303,367.80/22,955,051.70 = 15,303,367.80/x - Step 3: Cross multiply
15,303,367.80x = 22,955,051.70 × 15,303,367.80 - Step 4: Simplify right side
15,303,367.80x = 351,289,599,033,115.25 - Step 5: Solve for x
x = 351,289,599,033,115.25/15,303,367.80 - Step 6: Final answer
x = 22,955,051.70
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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.