Finding the Fourth Proportional to 22,740,069.65, 31,384,496.58 and 14,477,492.53
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Solution
The fourth proportional to 22,740,069.65, 31,384,496.58 and 14,477,492.53 is: 19,980,977.26
Step by Step Solution
- Step 1: Write the proportion equation
22,740,069.65 : 31,384,496.58 = 14,477,492.53 : x - Step 2: Convert to fraction form
22,740,069.65/31,384,496.58 = 14,477,492.53/x - Step 3: Cross multiply
22,740,069.65x = 31,384,496.58 × 14,477,492.53 - Step 4: Simplify right side
22,740,069.65x = 454,368,814,716,299.25 - Step 5: Solve for x
x = 454,368,814,716,299.25/22,740,069.65 - Step 6: Final answer
x = 19,980,977.26
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.