Finding the Fourth Proportional to 56,191,505.61, 84,286,329.11 and 16,799,851.08
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Solution
The fourth proportional to 56,191,505.61, 84,286,329.11 and 16,799,851.08 is: 25,199,498.77
Step by Step Solution
- Step 1: Write the proportion equation
56,191,505.61 : 84,286,329.11 = 16,799,851.08 : x - Step 2: Convert to fraction form
56,191,505.61/84,286,329.11 = 16,799,851.08/x - Step 3: Cross multiply
56,191,505.61x = 84,286,329.11 × 16,799,851.08 - Step 4: Simplify right side
56,191,505.61x = 1,415,997,776,733,457 - Step 5: Solve for x
x = 1,415,997,776,733,457/56,191,505.61 - Step 6: Final answer
x = 25,199,498.77
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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.