Finding the Fourth Proportional to 29,499,318.11, 40,709,229.58 and 16,447,389.59
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Solution
The fourth proportional to 29,499,318.11, 40,709,229.58 and 16,447,389.59 is: 22,697,492.75
Step by Step Solution
- Step 1: Write the proportion equation
29,499,318.11 : 40,709,229.58 = 16,447,389.59 : x - Step 2: Convert to fraction form
29,499,318.11/40,709,229.58 = 16,447,389.59/x - Step 3: Cross multiply
29,499,318.11x = 40,709,229.58 × 16,447,389.59 - Step 4: Simplify right side
29,499,318.11x = 669,560,558,933,344.25 - Step 5: Solve for x
x = 669,560,558,933,344.25/29,499,318.11 - Step 6: Final answer
x = 22,697,492.75
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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.