Finding the Fourth Proportional to 23,319,043.84, 32,180,323.44 and 13,006,431.64
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Solution
The fourth proportional to 23,319,043.84, 32,180,323.44 and 13,006,431.64 is: 17,948,899.61
Step by Step Solution
- Step 1: Write the proportion equation
23,319,043.84 : 32,180,323.44 = 13,006,431.64 : x - Step 2: Convert to fraction form
23,319,043.84/32,180,323.44 = 13,006,431.64/x - Step 3: Cross multiply
23,319,043.84x = 32,180,323.44 × 13,006,431.64 - Step 4: Simplify right side
23,319,043.84x = 418,551,176,975,449.69 - Step 5: Solve for x
x = 418,551,176,975,449.69/23,319,043.84 - Step 6: Final answer
x = 17,948,899.61
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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.