Finding the Fourth Proportional to 9,951,492.13, 14,927,225.43 and 3,128,660.84
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Solution
The fourth proportional to 9,951,492.13, 14,927,225.43 and 3,128,660.84 is: 4,692,987.25
Step by Step Solution
- Step 1: Write the proportion equation
9,951,492.13 : 14,927,225.43 = 3,128,660.84 : x - Step 2: Convert to fraction form
9,951,492.13/14,927,225.43 = 3,128,660.84/x - Step 3: Cross multiply
9,951,492.13x = 14,927,225.43 × 3,128,660.84 - Step 4: Simplify right side
9,951,492.13x = 46,702,225,701,743.70 - Step 5: Solve for x
x = 46,702,225,701,743.70/9,951,492.13 - Step 6: Final answer
x = 4,692,987.25
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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.