Finding the Fourth Proportional to 19,756,506.68, 29,596,415.12 and 14,559,678.10
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Solution
The fourth proportional to 19,756,506.68, 29,596,415.12 and 14,559,678.10 is: 21,811,258.64
Step by Step Solution
- Step 1: Write the proportion equation
19,756,506.68 : 29,596,415.12 = 14,559,678.10 : x - Step 2: Convert to fraction form
19,756,506.68/29,596,415.12 = 14,559,678.10/x - Step 3: Cross multiply
19,756,506.68x = 29,596,415.12 × 14,559,678.10 - Step 4: Simplify right side
19,756,506.68x = 430,914,277,061,172.88 - Step 5: Solve for x
x = 430,914,277,061,172.88/19,756,506.68 - Step 6: Final answer
x = 21,811,258.64
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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.