Finding the Fourth Proportional to 10,103,277.21, 15,164,496.96 and 6,253,454.28
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Solution
The fourth proportional to 10,103,277.21, 15,164,496.96 and 6,253,454.28 is: 9,386,111.70
Step by Step Solution
- Step 1: Write the proportion equation
10,103,277.21 : 15,164,496.96 = 6,253,454.28 : x - Step 2: Convert to fraction form
10,103,277.21/15,164,496.96 = 6,253,454.28/x - Step 3: Cross multiply
10,103,277.21x = 15,164,496.96 × 6,253,454.28 - Step 4: Simplify right side
10,103,277.21x = 94,830,488,418,559 - Step 5: Solve for x
x = 94,830,488,418,559/10,103,277.21 - Step 6: Final answer
x = 9,386,111.70
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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.