Finding the Fourth Proportional to 9,881,639.68, 14,823,655.08 and 3,490,584.16
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Solution
The fourth proportional to 9,881,639.68, 14,823,655.08 and 3,490,584.16 is: 5,236,298.56
Step by Step Solution
- Step 1: Write the proportion equation
9,881,639.68 : 14,823,655.08 = 3,490,584.16 : x - Step 2: Convert to fraction form
9,881,639.68/14,823,655.08 = 3,490,584.16/x - Step 3: Cross multiply
9,881,639.68x = 14,823,655.08 × 3,490,584.16 - Step 4: Simplify right side
9,881,639.68x = 51,743,215,615,551.54 - Step 5: Solve for x
x = 51,743,215,615,551.54/9,881,639.68 - Step 6: Final answer
x = 5,236,298.56
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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.