Finding the Fourth Proportional to 23,162,405.60, 34,765,726.80 and 19,800,408.80
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Solution
The fourth proportional to 23,162,405.60, 34,765,726.80 and 19,800,408.80 is: 29,719,521.14
Step by Step Solution
- Step 1: Write the proportion equation
23,162,405.60 : 34,765,726.80 = 19,800,408.80 : x - Step 2: Convert to fraction form
23,162,405.60/34,765,726.80 = 19,800,408.80/x - Step 3: Cross multiply
23,162,405.60x = 34,765,726.80 × 19,800,408.80 - Step 4: Simplify right side
23,162,405.60x = 688,375,602,869,115.75 - Step 5: Solve for x
x = 688,375,602,869,115.75/23,162,405.60 - Step 6: Final answer
x = 29,719,521.14
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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.