Finding the Fourth Proportional to 22,180,802.95, 33,274,378.23 and 6,829,391.53
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Solution
The fourth proportional to 22,180,802.95, 33,274,378.23 and 6,829,391.53 is: 10,245,064.50
Step by Step Solution
- Step 1: Write the proportion equation
22,180,802.95 : 33,274,378.23 = 6,829,391.53 : x - Step 2: Convert to fraction form
22,180,802.95/33,274,378.23 = 6,829,391.53/x - Step 3: Cross multiply
22,180,802.95x = 33,274,378.23 × 6,829,391.53 - Step 4: Simplify right side
22,180,802.95x = 227,243,756,849,978.41 - Step 5: Solve for x
x = 227,243,756,849,978.41/22,180,802.95 - Step 6: Final answer
x = 10,245,064.50
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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.