Finding the Fourth Proportional to 43,899,681.84, 65,827,974.94 and 21,716,193.84
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Solution
The fourth proportional to 43,899,681.84, 65,827,974.94 and 21,716,193.84 is: 32,563,631.53
Step by Step Solution
- Step 1: Write the proportion equation
43,899,681.84 : 65,827,974.94 = 21,716,193.84 : x - Step 2: Convert to fraction form
43,899,681.84/65,827,974.94 = 21,716,193.84/x - Step 3: Cross multiply
43,899,681.84x = 65,827,974.94 × 21,716,193.84 - Step 4: Simplify right side
43,899,681.84x = 1,429,533,063,891,702.25 - Step 5: Solve for x
x = 1,429,533,063,891,702.25/43,899,681.84 - Step 6: Final answer
x = 32,563,631.53
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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.