Finding the Fourth Proportional to 19,893,436, 29,840,154.06 and 6,430,264
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Solution
The fourth proportional to 19,893,436, 29,840,154.06 and 6,430,264 is: 9,645,396.02
Step by Step Solution
- Step 1: Write the proportion equation
19,893,436 : 29,840,154.06 = 6,430,264 : x - Step 2: Convert to fraction form
19,893,436/29,840,154.06 = 6,430,264/x - Step 3: Cross multiply
19,893,436x = 29,840,154.06 × 6,430,264 - Step 4: Simplify right side
19,893,436x = 191,880,068,406,471.84 - Step 5: Solve for x
x = 191,880,068,406,471.84/19,893,436 - Step 6: Final answer
x = 9,645,396.02
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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.