Finding the Fourth Proportional to 8,817,291.14, 12,167,189.99 and 4,949,064.95
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Solution
The fourth proportional to 8,817,291.14, 12,167,189.99 and 4,949,064.95 is: 6,829,332.56
Step by Step Solution
- Step 1: Write the proportion equation
8,817,291.14 : 12,167,189.99 = 4,949,064.95 : x - Step 2: Convert to fraction form
8,817,291.14/12,167,189.99 = 4,949,064.95/x - Step 3: Cross multiply
8,817,291.14x = 12,167,189.99 × 4,949,064.95 - Step 4: Simplify right side
8,817,291.14x = 60,216,213,433,918.58 - Step 5: Solve for x
x = 60,216,213,433,918.58/8,817,291.14 - Step 6: Final answer
x = 6,829,332.56
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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.