Finding the Fourth Proportional to 19,756,508.68, 29,596,418.12 and 14,559,680.10
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Solution
The fourth proportional to 19,756,508.68, 29,596,418.12 and 14,559,680.10 is: 21,811,261.64
Step by Step Solution
- Step 1: Write the proportion equation
19,756,508.68 : 29,596,418.12 = 14,559,680.10 : x - Step 2: Convert to fraction form
19,756,508.68/29,596,418.12 = 14,559,680.10/x - Step 3: Cross multiply
19,756,508.68x = 29,596,418.12 × 14,559,680.10 - Step 4: Simplify right side
19,756,508.68x = 430,914,379,933,043.44 - Step 5: Solve for x
x = 430,914,379,933,043.44/19,756,508.68 - Step 6: Final answer
x = 21,811,261.64
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.