Finding the Fourth Proportional to 19,486,599.30, 29,229,898.95 and 19,486,599.30
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Solution
The fourth proportional to 19,486,599.30, 29,229,898.95 and 19,486,599.30 is: 29,229,898.95
Step by Step Solution
- Step 1: Write the proportion equation
19,486,599.30 : 29,229,898.95 = 19,486,599.30 : x - Step 2: Convert to fraction form
19,486,599.30/29,229,898.95 = 19,486,599.30/x - Step 3: Cross multiply
19,486,599.30x = 29,229,898.95 × 19,486,599.30 - Step 4: Simplify right side
19,486,599.30x = 569,591,328,418,140.75 - Step 5: Solve for x
x = 569,591,328,418,140.75/19,486,599.30 - Step 6: Final answer
x = 29,229,898.95
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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.